computer simulation model effect on students’ …...achievement test (clat) with a reliability...
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International Journal of Management (IJM) Volume 11, Issue 8, August 2020, pp. 58-71, Article ID: IJM_11_08_006
Available online at http://www.iaeme.com/IJM/issues.asp?JType=IJM&VType=11&IType=8
ISSN Print: 0976-6502 and ISSN Online: 0976-6510
DOI: 10.34218/IJM.11.8.2020.006
© IAEME Publication Scopus Indexed
COMPUTER SIMULATION MODEL EFFECT ON
STUDENTS’ ACADEMIC ACHIEVEMENT IN
COMPUTER LOGIC
Ibezim, N. E. and Asogwa, A. N.
Department of Computer & Robotics Education,
University of Nigeria, Nsukka, Nigeria
ABSTRACT
The effect of Simulation Model on students’ academic achievement in Computer
Logic was determined in this study. Quasi experimental design using non-equivalent
groups of intact classes was adopted to address the research objective. The
experiment was completed within fourteen (14) weeks. The study was guided by two
research questions and two null hypotheses. The participants in the study were 181
second year NCE students from five Colleges of Education. Computer Logic
Achievement Test (CLAT) with a reliability index of 0.77, was the instrument used for
data collection. Mean and standard deviation were used to analyze data collected,
while ANCOVA was used to test the null hypotheses at 0.05 level of significance. The
study showed significant increase in the achievement scores of students taught
Computer Logic using the Simulation Model. Significant differences were also
observed in the achievement score increase in male and female students as a result of
the use of the Simulation Model. Simulation approach was therefore recommended in
the study as a reliable instructional delivery strategy for Computer Logic.
Key words: Simulation, Simulation Model, Computer Simulation, Computer Logic,
College of Education, Academic Achievement
Cite this Article: Ibezim, N. E. and Asogwa, A. N., Computer Simulation Model
Effect on Students’ Academic Achievement in Computer Logic, International Journal
of Management, 11(8), 2020, pp. 58-71.
http://www.iaeme.com/IJM/issues.asp?JType=IJM&VType=11&IType=8
1. INTRODUCTION
The essence of integrating technology especially software technology such as simulation
model in education is to improve pedagogy and consequently improve students’ learning.
Computer software such as games and simulation models are being extensively utilized to
enhance teaching and learning in various ways in today's classroom especially in the
developed world. To this end, Kosakowski in Duyilenu, Olagunji and Olubukola, 2014) noted
that many developed countries have used technologies including software such as simulation
models to transform their education scenery at different tiers. However, such breakthrough
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seems to have eluded most developing counties like Nigeria. Research has shown that
systematic integration and use of technology especially audio visuals like simulation models
may help to arouse students' interest and enhance academic achievement. Collaborating the
afore mentioned, the World Bank (2002) contained tat ICTs including hardware and software
like games and simulation models, create opportunities that transform instructive strategies,
increase reach to quality education, and advance the administration of the educational system.
In some developing countries like Nigeria, the potentials of information technologies (IT)
have not been effectively harnessed (Isiyaku, Ayub and Abdulkadir, 2015). Consequently, in
such classrooms where technology has not been effectively integrated, the typical instruction
delivery design usually replicates an authoritarian method to classroom running. Unlike that
case of ICT integration where students interact with technologies and drive their own learning
(Duyileni et al, 2014). One of the major ICT tools that have provided student interaction is the
computer simulation.
A computer simulation is a package that reproduces or simulates a nonconcrete model of a
given content, for students’ quick grasp of complex concepts and application of knowledge
gained. Rosen (2009) further asserts that using educational technologies, such as animation,
simulation, interactive computer programs and various other technologies throughout
instruction increases students understanding and achievement. Unfortunately, in Nigeria,
teachers are still struggling with obsolete teaching method (Umoru, 2012; Mbaba and Shema,
2012). According to Isiyaku, Ayub and Abdulkadir (2015), Teachers’ use of ICTs such as
computer simulation in tertiary schools like Colleges of Education remained poor in Nigeria.
In the context of this research work, Computer simulation that was used is Computer Logic
Simulation Model which is an educational software designed according to the National
Commission for Colleges of Education (NCCE) minimum standard curriculum to create a
constructivist learning environment to improve students learning and understanding of the
course Computer Logic at colleges of Education Level.
The idea of integrating Computer Logic at the Colleges of Education Level is to inculcate
in the students the knowledge of Computer Architecture and the skills in building electrical
circuits which will in turn make Computer Education graduates contributive members to
national development and also produce quality teachers who will teach computer studies at
the primary, junior secondary and technical school levels as well as ensuring quality
technicians that should man the industrial and technological sectors of the national economy.
Unfortunately, these objectives are still far from being actualized especially when looking at
the general quality of Colleges of Education graduates.
The poor performance of students in the course: Computer Logic (CSC 215) cut across the
Colleges of Education in Enugu State at almost equal degree. For instance, the available
records from the colleges of Education in Enugu State for the years 2012 – 2016 showed an
overall entry of 767 candidate out of which only 53 (6.9%) candidates were able to pass with
“A” grade, 102 (13.3%) passed with “B” grade, 185 (24.1%) passed with “C” grade, 141
(18.4%) passed with “D” grade, 164 (21.41%) passed with “E” grade while 120 (15.6%) had
“F” grade. This indicates that there have been poor academic achievement trend running since
only few candidates usually score “A” and “B” grades while majority of the students struggle
to pass with C,D,E and others failed repeatedly for many years. This continuous poor
academic achievement no doubt, reduces students’ interest, lead to poor knowledge retention
in Computer Logic and has other adverse impact on the entire programme objectives of the
subject matter.
This failure rate may also be attributed to the teacher-centered teaching methods used in
delivering the subject matter. These methods do not give students enough opportunities to
think for themselves and actively participate in the learning process. The shortcoming of these
Ibezim, N. E. and Asogwa, A. N.
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methods of teaching could partly be responsible for the poor performance on the course (CSC
215) over the years. Also, some teachers are of the view that the poor performance of the
students over the years as reflected in their results may be attributed to the abstract nature of
the course, and inadequate or inappropriate instructional materials used to teach the course.
Computer simulation as a Learner-Centered method of teaching and learning combine visual
and interactive learning experiences, promotes application of knowledge, and provides a
simplified representation of real-world systems.
1.2. Computer Simulation
A computer simulation is a program that reproduces or simulates an abstract model of a given
system. In the opinion of Wilso (2016), Computer Simulation is a program that attempts to
simulate an abstract model of a particular system. Computer simulation depict using a
computer to imitate the operations of a real world process or facility according to
appropriately developed assumptions taking the form of logical, statistical, or mathematical
relationships which are developed and shaped into a model (Mchaney, 2009). In a similar
vein, Mcgaghie, Issenberg, Cohen, Barsuk and Wayne (2011) defined Computer Simulation
as an educational tool or device with which the learner physically interacts to mimic an aspect
of clinical care for the purpose of teaching or assessment. Computer simulation permit
educators to create learning experiences that encourage learning in an environment that does
not compromise learners’ safety (Cook, Hamstra, Brydges, Zendejas, Szostek, Wang, Erwin
and Hatala, 2012). Computer simulations give students the opportunity to observe a real
world experience and interact with it. Computer simulation is designed to help the students to
learn about the nature and behaviour of computers and electronic circuits. They give students
the opportunity to take initiative when learning about a given topic and create a teaching
atmosphere where students are active. The incorporation of Computer Simulation and
Animation modules provide a constructivist environment where students can study physical
laws, demonstrate mental models, make predictions, derive conclusions, and solve problems
(Guo, 2015).
1.3. Computer Logic
Computer logic is an aspect of computer design concerned with the fundamental operations
and structures upon which all computer systems are built (Computer Architecture). Computer
architecture is a term which describes the physical and logical layout of the parts of a
computer console and how they are connected together (Salako, 2015). Computers are made
up of electrical components such as diode, transistors, gates and the combination of these
gates forms a logic circuits. Logic circuits are part of nearly each electronic device we come
in contact with every day. Cell phone, laptop or plasma television, all these devices contain
within complicated, yet compact integrated circuits, which are however made of basic, simple
logical circuits (Miková, Kelemen, Gmiterko, and Kačmár, 2015). According to Salako
(2015), Computer Logic involve computer organization, computer design and computer
Architecture. While computer organization is concerned with the way the hardware
components operate and the way they are connected together to form the computer system.
The various components are assumed to be in place and the task is to investigate the
organizational structure to verify that the computer parts operate as intended. Computer
design is concerned with the hardware design of the computer. Once the computer
specifications are formulated, it is the task of the designer to develop hardware for the system.
Computer design is concerned with the determination of what hardware should be used and
how the parts should be connected. This aspect of computer hardware is sometimes referred to
as computer implementation. Computer architecture is concerned with the structure and
behaviour of the computer as seen by the user. It includes the information formats, the
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instruction set, and techniques for addressing memory. The architectural design of a computer
system is concerned with the specifications of the various functional modules, such as
processors and memories, and structuring them together into a computer system. Computer
Logic is one of the courses offered by Computer Education students at the NCE level with a
course code CSC 215 and 2 Unit Credit Load. Logic Circuit components are called 'gates'.
Logic circuits are used to perform all the internal operations of a computer. According to
NCCE (2012), Summary and Course Titles and Status on Computer Education, the objective
of Computer Logic (CSC 215) is that at the end of the course, students should be able to;
explain the meaning and nature of computer architecture and its levels, design logic gates and
circuits, and explain in practical terms at least three applications of logic gates. The document
further stated that the course content for Computer Logic (CSC 215) include, meaning and
nature of Computer Architecture levels with computer architecture, Logic gates and Logic
circuits (OR, AND, NOR, NAND, NOT etc), Truth Tables, Circuit simplification
(Minterm&maxterm), Karnaugh-map, Boolean postulates and application of Logic gates
(Diodes, Registers, Transistors, etc).
1.4. Academic Achievement
Achievement means success in a task or undertaking. Achievement motivation forms the basis
of a successful life. Students, who are oriented towards achievement, generally enjoy life and
feel in control. Academic achievement is the outcome of education the extent to which a
student, lecturer or institution has achieved their educational goals. It is commonly measured
by examinations or continuous assessment but there is no general agreement on how it is best
tested or which aspects are most important procedural knowledge such as skills or declarative
knowledge such as facts (Ward, Stoker, and Murray-Ward, 1996). According to Lawrence
and Vimala (2012), academic achievement is a measure of knowledge gained in formal
education usually indicated by test scores, grade, grade points, average and degrees. The
authors further stated that, achievement level of the student is judged by the marks that the
students have scored in the quarterly examinations. People who achieve much do not set
extremely difficult or extremely easy targets. They ensure that they only undertake on the
tasks they can achieve to attain both their parents’ expectation and theirs. Achievement
motivation is the willingness to hit a target or the internal drive to achieve success. Academic
achievement also allows students to enter competitive fields. MeenuDev (2016) stated that,
academic achievement of students is not only a pointer to the effectiveness or otherwise of
schools but a major determinant of the future of youths in particular and the nation in general.
In Nigeria, academic achievement is usually measured by evaluating the students in the
subject matter after the concept has been thought. This will tell whether the student did well
or not and if the performance is poor, there will be a need to change the teaching method or a
need from the student to adjust and give more concentration to the subject matter. The
academic achievement of a child could be defined as the learning outcome of the child. This
includes the knowledge, skills and ideas acquired and trained through the course of study
within and outside the classroom situations (Epunam in Ozioko, 2014). This could be
quantified by measure of the child’s academic standing in relation to those of other children of
the child’s age. Academic achievement means how much knowledge the individual has
acquired from the school (Bashir & Mattoo, 2012). Similarly, academic achievement has been
shown to be largely a result of a students’ reality orientation, or ego stringent. That is,
successful students who possess strong egos are willing to postpone pleasure, are not so easily
distracted, and are generally more able to pursue tasks in an organized fashion. Other
achievers, in contrast, have low ego strength, are less able to postpone gratification (Hummel
&Sprinthall, cited in Nwakoby, 2008).
Ibezim, N. E. and Asogwa, A. N.
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Academic achievement means achieving a set academic target. Students’ academic
achievement is a goal-oriented, motivation related construct which concerns students’ reasons
for undertaking the test exercise. According to Cunningham (2012), it is not easy to define,
quantify and measure student achievement. The most common indicator of achievement
generally refers to a student’s performance in academic areas such as reading, language arts,
math, science and history as measured by achievement tests. Students’ achievement in any
given test is a measure of the mastery of the subject matter content of the test exercise and has
been referred to by some scholars including Ewuni in Ozioko (2014) as academic
achievement or scholastic functioning. Achievement tests in Computer Logic in Colleges of
Education include; test given at the end of a lesson or at the end of a unit, at the end of a
session. Nworgu(2003) noted that, achievement tests are constructed to assess what a student
has mastered or understood in general or specific areas of knowledge to which he has been
exposed’. Nkemakolam in Ozioko (2014) noted that achievement test is a measure of the level
of accomplishment in a specified programme of instruction undertaken by a student in the
recent past and can be classified on the basis of purpose, reference point, quality, content,
scoring and equipment used. Students needed motivation and encouragement to achieve high.
This study consequently is being carried out to determine the effect of Simulation Model
as a teaching and learning strategy with the aim of improving the achievement of students in
Computer Logic (CSC 215) in Colleges of Education in Enugu State. The following research
questions aimed at addressing the purpose of the study:
What are the effects of Computer Logic Simulation Model on students’ achievement
in Computer Logic?
What are the effects of gender on the students’ academic achievement in Computer
Logic when exposed to Computer Logic Simulation Model?
1.5. Hypotheses
The following hypotheses formulated to guide the study were tested at 0.05 level of
significance.
HO1: There is no significant difference (p < 0.05) in the mean scores of students in
Computer Logic exposed to Computer Logic Simulation Model approach and those exposed
to Conventional teaching approach.
HO2: There is no significant difference (p < 0.05) in the mean scores of male and female
students in Computer Logic when taught with Computer Logic Simulation Model.
2. METHODOLOGY
2.1. Design
A quasi-experimental design was adopted for the study. Quasi-experimental design can be
used when it is not possible for the researcher to randomly sample the subjects and assign
them to treatment groups without disrupting the academic programme of the schools involved
in the study (Borg, Gall & Gall, 2007). According to Cook (2015), Quasi-experiments usually
test the causal consequences of long-lasting treatments outside of the laboratory. But unlike
“true” experiments where treatment assignment is at random, assignment in quasi-
experiments is by self-selection or administrator judgment. The use of intact classes will be
necessary in order not to disrupt the normal classes of the students and the school timetable.
Emaiku (2007) noted that the use of intact classes makes the reactive effects of
experimentation to be more easily controlled thereby making the subjects less aware of an
experiment being conducted than when subjects are drawn from classes and put into
experimental classes. The design is therefore suitable to avoid disruption of the normal
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activities of the colleges as will be the case if randomization is introduced. Intact classes were
used in the study. No random pre-selection and randomization process were involved. The
Quasi-experimental design is illustrated as follows:
Table 1 Design of the Study
Experimental Group: O1 X O2
-----------------------
Control Group: O1 O2
Where,
O1 - Represents pretest administered to the experimental group
X - Represents treatment (DLOs in Computer Appreciation Studies)
O2 - Represents posttest administered to the control group
------ - Indicates that no randomization was done
2.2. Area of the Study
This study was conducted in Enugu State, Nigeria. Enugu State is one of the states in the
eastern part of Nigeria, and shares borders with Abia and Imo states to the south, Ebonyi State
to the East, Benue State to the northeast, Kogi State to the Northwest and Anambra state to
the west. The state is noted for its educational attainment; hence, it is regarded as one of the
educationally advantaged states in Nigeria. Enugu State has five known Colleges of Education
namely Federal College of Education Eha-Amufu and Enugu State College of Education
(Technical) Enugu, The College of Education Nsukka, Peace Land College of education
Enugu, African Thinkers Community of Inquiry College of Education Enugu, and Peace Land
College of Education Enugu. These colleges offer Computer Education as a course of study in
line with the NCCE Minimum Standard.
2.3. Participants
The participants for the study were 181 computer education second year students in the
2017/2018 academic session from the five (5) colleges of education in Enugu State. There
was no sample since all the population was studied.
2.4. Instrument
The Computer Logic Achievement Test (CLAT) was developed by the researchers from the
NCCE curriculum content for Computer Logic. CLAT, a 50-item multiple choice test was
administered as pre-test and post-test to determine student’s achievement in Computer Logic.
The items were developed based on the six levels of Blooms Taxonomy of cognitive domain.
In developing the test item, the researchers prepared a table of specification to guide the
development of the test item.
2.5. Validation
The CLAT designed for data collection was subjected to face and content validation by three
experts. The observations, comments, corrections and suggestions on each of the instruments
by the experts were used for final compilation of the instrument. According to Gall, Gall and
Borg (2007), face validation is a subjective inspection of test items to judge whether they
cover the content that the test purports to measure. The authors further explained content
validation on the other hand to mean systematic evidence produced by content experts who
define in precise terms the domain of specific content that the test is assumed to represent, and
then determine how well that content domain is sampled by the test items. The content
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validation in this study covered Meaning and nature of Computer Architecture levels within
Computer Architecture, Logic gates and Logic Circuits, Circuit Simplification, Boolean
Postulates and De Morgan’s theorem, and Application of Logic gates.
2.6. Reliability
The trial test was carried out for the purpose of ascertaining the internal consistency of the
instrument. CLAT was pilot tested, by administering the it on computer education second
year students in Alvan Ikoku Federal College of Education Owerri. The choice of the college
was because it does not form part of the study but uses the same Computer Logic curriculum
on which the test items were developed. The CLAT was scored based on 100 marks (2 marks
each). Kuder-Richardson 20(K-R 20) formula was used and a coefficient of 0.77 was
obtained. According to Erkus in Anil, Guzeller, Cokluk and Sekercioglu (2010), the Kuder
Richardson 20 method is a method used in order to measure the internal consistency
reliability of a test as dual grading and can be held in multiple choice tests with different
difficulty index. The K-R 20 formula used is as follows: KR-20 = [n/n-1] *[1-(Σp*q)/Var]
where:
n = sample size for the test,
Var = variance for the test,
p = proportion of people passing the item,
q = proportion of people failing the item.
Σ = sum up (add up).
2.7. Experimental Procedure/Administration of the Instrument
The quasi experimental study was carried out during the normal school lecture period for
computer education second year students and timetable for the Computer Logic (CSC 215)
course, after receiving permission from the college authorities and heads of the department.
The regular computer education lecturers that teach CSC 215 course were used in the study.
The study involved two groups of students, experimental group and control group. The
experimental group was taught using Computer Logic Simulation Model approach, while
control group was taught using conventional teaching approach. The colleges that were used
in the study are Federal College of Education, Eha-amufu and African Thinkers Community
of Inquiry (Experimental group); and Enugu State College of Education (Technical), The
College of Education Nsukka and Peace Land College of Education Enugu (Control group).
Pretest was administered to both groups in the colleges before the commencement of the
lectures. The answer scripts were marked using the marking scheme prepared by the
researchers to obtain students’ scores on achievement. The experimental group used
Computer Logic Simulation approach to learn. The regular CSC215 lecturers who were
involved in the experiment received a two-day training on how to use the Computer Logic
Simulation model to teach the selected course using a training plan designed by the
researchers. This was done before the pretests. The regular CSC215 lecturers installed the
Computer Logic Simulation Model in all the Computers in their school lab, distributed the
DVD plates among the experimental group members and also taught students how to install
and use the Simulation Model at home to learn Computer Logic both in the school and home
at their own convenience and pace. The lecturers were more of facilitators to guide and
answer questions asked by students on unclear issues during the normal class learning. The
experiment lasted for a period of fourteen (14) weeks - twelve (12) weeks of lecture and two
(2) weeks for pretest and posttest.
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For the control group, the regular CSC 215 lecturers taught the course the conventional
way using the same course content used for the experimental group. The lecturers used lesson
notes prepared by the researchers that are of equal content with those in the simulation class
to teach the students in the control group. The lectures took place for one hour per class in a
week and lasted for 14 weeks, having the first and last weeks for the pre-test and post-test
respectively. Intense lectures sessions were handled by the lecturers and students during the
lecture period. The students were equally given home assignments including readings of
specified topics for better understanding of class works.
At the end of the lectures, the lecturers administered the posttest to the two groups. The
posttest and pretest achievement questions were the same in content for both groups but
options and questions were re-shuffled. The answer scripts were marked using the marking
scheme prepared by the researchers to obtain students’ scores on achievement. The data
collected from the pre-test and post-test were used for further analysis.
2.8. Method of Data Collection
The test scores generated from the pre-test and post-test administered to the students using
CLAT was used as the data collected for the research work. The computer education lecturers
were briefed on how to administer the pre-test and post-test achievement test. The lecturers
administered the tests to prevent the students from knowing that they were being used for an
experiment.
2.9. Method of Data Analysis
The data collected for the quasi experimental study were analyzed using mean and analysis of
covariance (ANCOVA). Mean was used to answer the research questions. The pre-test-
posttest mean gain of each of the two groups was computed. The hypotheses formulated to
guide the study were tested at 0.05 level of significance using Analysis of covariance
(ANCOVA). According to Gall, Gall and Borg (2007), ANCOVA is a statistical technique
used to determine whether the pretest-posttest difference for the experimental group is
reliably different from the pretest-posttest difference for the control group. It is a statistical
technique which enables the researcher to adjust post test mean scores on the dependent
variable for each group to justify the initial difference between the groups on pretest measures
(Uzoagulu, 1998). ANCOVA statistic was therefore used for analyzing the hypotheses in this
research because it involves pre and post tests of intact classes. The use of ANCOVA was to
control the errors of initial non-equivalence arising from the use of intact classes as subject of
the study. For the hypotheses, any item whose significant value was less than the alpha value
set at 0.05 indicates a significant difference in the responses and therefore the null hypothesis
would not be upheld, while any item whose significant value was greater than or equal to the
alpha value indicates no significant difference, therefore, the null hypothesis is upheld.
3. RESULTS
Results in Table 2 show that the achievement mean of the experimental group ( g = 35.23,
SDg = 2.27, n = 112) was significantly higher than the control group ( g = 18.06, SDg = 2.81,
n = 69). This is an indication that the intervention (i.e. the use of the simulation model) have
higher effect in improving students’ academic achievement in computer logic than the use of
the conventional teaching method.
Ibezim, N. E. and Asogwa, A. N.
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Table 2
Mean and Standard deviation of pretest and posttest academic achievement scores of
students’ taught Computer Logic using Simulation Model approach and those taught using
Conventional teaching method
Variable Pretest Posttest Mean Gain
Instructional Mode N SD SD ( g)
Computer Logic Simulation Model 112 35.04 8.72 70.27 10.99 35.23
Conventional Teaching Method 69 32.64 7.47 50.70 10.28 18.06
Similarly, Table 3 showed that the F-calculated value for the experimental and control
groups was significant F (1,178) = 152.259, p < .05; 95% Cl. This indicates that there is a
significant difference in the mean achievement scores of students taught Computer Logic
using Computer Logic Simulation Model and those taught with the conventional teaching
method. This significant difference is further confirmed by the high partial eta squared value
of 46.1%. Therefore, the null hypothesis (Ho1) was not upheld.
Table 3
Analysis of Covariance (ANCOVA) of the mean achievement scores of students in Computer
Logic exposed to the Simulation Model and those exposed to Conventional Teaching method
Source Type III Sum of
Squares
Df Mean Square F Sig. Partial Eta
Squared
Corrected Model 20911.629a 2 10455.814 115.983 .000 .566
Intercept 15959.351 1 15959.351 177.032 .000 .499
Pretest 4555.970 1 4555.970 50.538 .000 .221
Method 13726.037 1 13726.037 152.259 .000 .461
Error 16046.603 178 90.149
Total 750944.000 181
Corrected Total 36958.232 180
a. R Squared = .566 (Adjusted R Squared = .561)
The researcher further determined the influence of gender on the academic achievement of
the students in the experimental and control groups as shown in data presented in Table 4. The
table showed that male students taught Computer Logic using the Simulation approach had (
= 36.78, SD = 9.18) in the pretest and ( = 66.96, SD = 10.92) in the posttest, giving a pretest,
posttest achievement mean gain of ( g = 30.18) . Whereas, the female students taught
Computer Logic using the Simulation approach achieved ( = 34.58, SD = 8.59) in the pretest
and ( = 71.12, SD = 10.91) in the posttest, giving a pretest, posttest achievement mean gain
of ( g = 36.54). These results indicate that gender had no much influence on the academic
achievements of the students; however, female students had slight higher achievement mean
gains than the male students.
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Table 4
Mean and Standard deviation of male and female students’ academic achievement in
Computer Logic when taught with the Simulation Model
Instructional
Mode
Variable Gender N Pretest Posttest Mean
Gain
SD SD
Computer Logic
Simulation
Model
Achievement Male 23 36.78 9.18 66.96 10.92 30.18
Female 89 34.58 8.59 71.12 10.91 36.54
Total 112 35.04 8.72 70.27 10.99 35.23
Key: N= number of respondents, = mean score, SD = standard deviation
Data presented in Table 5 shows the F-calculated values for mean scores of the
experimental in the achievement test as regards gender. The table further showed the
interaction effects of the treatments given to students as regards to gender with respect to their
achievement mean scores in Computer Logic. The F-calculated for gender F(1,179) = 5.813; p
> 0.05, 95% Cl. The Partial Eta Squared is 5.1% indicating that there was no significant
difference as regards gender in the students’ achievement in Computer Logic.
Table 5
Analysis of Covariance (ANCOVA) of the mean achievement scores in Computer Logic of
male and female students exposed to Computer Logic Simulation Model.
Source Type III Sum of
Squares
Df Mean Square F Sig. Partial Eta
Squared
Corrected Model 3263.549a 2 1631.775 17.512 .000 .243
Intercept 13778.788 1 13778.788 147.876 .000 .576
Pretest 2946.182 1 2946.182 31.619 .000 .225
Gender 541.683 1 541.683 5.813 .180 .051
Error 10156.415 109 93.178
Total 566428.000 112
Corrected Total 13419.964 111
a. R Squared = .243 (Adjusted R Squared = .229)
4. DISCUSSION
The findings of the study on research question one which deals with the students’ academic
achievement mean scores in Computer Logic when taught with the Simulation Model and
when taught with Conventional Teaching Method, revealed that there is an indication that the
use of the Simulation Model have higher effect on students’ academic achievement in
Computer Logic. This study showed that students taught with Computer Simulation Model
had higher mean gain (35.23) than students taught with the conventional method (18.06). The
study affirms the study of Alexe (2013) which showed that students taught with Computer-
based simulation model learn at a much faster pace and with greater ease. Similarly, the
findings of Ezeudu and Okeke (2013) and Koh, et al (2010), corroborates with this study by
indicating that simulations significantly increased the students’ achievement scores more than
the conventional method.
The findings on research question two showed that using the Simulation Model in the
teaching and learning of Computer Logic brought about a slightly higher increase in
achievement in female students (36.54) than in male students (30.18), but there is no
significant difference between the mean scores. However, findings on the influence of gender
on students’ achievement have never been conclusive among scholars. For instance Hoff and
Lopus (2014), Ugwuda and Agwagah (2010) found no significant difference between the
mean achievement scores of male and female subjects in their respective studies. On the other
Ibezim, N. E. and Asogwa, A. N.
http://www.iaeme.com/IJM/index.asp 68 [email protected]
hand, Nwosu (1999) and Okebukola (1995) found a significant difference between the mean
achievement scores of male and female students in science and mathematics respectively in
favour of the males” (Ovute and Uguanyi, 2010). In contradiction, vanWyk (2012) found out
that the factorized mean score of the female was significantly higher than that of the male.
Inference drawn from the hypotheses tested is that there is a significant difference
between the mean achievement scores of students taught Computer Logic using the
Simulation Model and those taught with Conventional teaching method. Another inference
drawn from the findings of this study is that there is no significant difference between the
mean achievement scores of male and female students taught Computer Logic using c
Simulation Model. This study affirms the study of Achor, Imoko and Ajai (2010) carried out
to determine the effect of games and simulations on gender related differences in mathematics
achievements and interest of students in Geometry. The study reported no significant
difference in the achievement and interest of the students due to gender.
5. CONCLUSION
The investigation on the effect of Simulation Model on students’ academic achievement in
Computer Logic, revealed that effective learning of Computer Logic can take place with the
use of Simulation Model approach. The use of Simulation Model approach increased the
performance of the students in Computer Logic more than the conventional or traditional
method. The results of the study also showed that teaching with the Simulation Model
increased the academic achievement of both male and female students in Computer Logic.
The use of Computer Logic Simulation Model as an approach to individualizing instruction
may offer a better result for academic institutions.
6. RECOMMENDATIONS
Based on the findings and implications of this study, the following recommendations were
made:
The Nigeria Colleges of Education should adopt the use of Simulation Model in
teaching and learning Computer Logic.
The Nigerian Commission for Colleges of Education (NCCE) should consider a
review of Computer Education curriculum with a view to incorporating Simulation
Model in the teaching of Computer Logic.
The federal and state government through the Ministry of Education should provide
ICT facilities and resources adequate enough to implement Simulation Model in all
Colleges of Education in Nigeria.
Workshops and seminars should be organized by NCCE in collaboration with the
Ministry of Education to enlighten institution administrators, lecturers and students on
how to make effective use of Simulation Model in their day-to-day teaching and
learning activities.
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