sta630 collection of old papers

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http://vujannat.ning.com/ Connecting VU Students

FINALTERM EXAMINATION

FALL 2007

STA630 - RESEARCH METHODS (Session - 4 )

Marks: 60

Time: 150min

StudentID/LoginID:

Student Name:

Center Name/Code:

Exam Date: Wednesday, March 12, 2008

Please read the following instructions carefully before attempting any question:

ƒ All questions are compulsory.ƒ All questions are compulsory.

ƒ This exam consists of 15 Multiple Choice Questions (MCQs) carrying 1 mark each; 5 ƒ This exam consists of 15 Multiple Choice Questions (MCQs) carrying 1 mark each; 5

True/False statements carrying 1 mark each; 5 Fill in the Blanks carrying 1 mark each; 5 True/False statements carrying 1 mark each; 5 Fill in the Blanks carrying 1 mark each; 5

Short Questions carrying 5 marks each; and 1 descriptive question –carrying 10 marks.Short Questions carrying 5 marks each; and 1 descriptive question –carrying 10 marks.

ƒ For each MCQ, read the available choices carefully and select the most appropriate choice

which you consider is the correct answer.



ƒ To answer fill in the blanks questions, write the word which you think is the most suitable by

comprehending the whole phrase. More than one answer will be marked zero.


comprehending the whole phrase. More than one answer will be marked zero.

ƒ Remember not to spend too much time on any one objective type question since all objective

type questions carry equal marks; it is important to manage your time according to the marks

allocated to each question.

ƒ Remember not to spend too much time on any one objective type question since all objective



ƒ Save your answer before proceeding to the next question.ƒ Save your answer before proceeding to the next question.

ƒ Do not click the “Finish” button while solving your paper. Once you clicked the “Finish”

button, you will not be able to access your paper again. Click it at the end of your paper. That

means you have submitted your complete paper.




ƒ A clock is given in the exam software. Software will automatically close at the end of given

time.


time.

ƒ Use of mobile phone is strictly prohibited. Switch off your mobile phone during the exam.ƒ Use of mobile phone is strictly prohibited. Switch off your mobile phone during the exam.

ƒ Failure to comply with the Supervisor’s directions will result in your test being cancelled.ƒ Failure to comply with the Supervisor’s directions will result in your test being cancelled.

Please comply with supervisor’s directions to avoid any unpleasant event. Please comply with supervisor’s directions to avoid any unpleasant event.

For Teacher's use onlyFor Teacher's use onlyQuestion 1 2 3 4 5 6 7 8 9 10 Total

Marks

Question 11 12 13 14 15 16 17 18 19 20

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Question 21 22 23 24 25 26 27 28 29 30

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Marks

Question 31

Marks

Question No: 1 ( Marks: 1 ) - Please choose one

An experiment has high if one has confidence that the experimentaltreatment has been the source of change in the dependent variable.

► Internal validity

► External validity

► Internal and external validity

► Internal and external reliability


is the arbitrary and subjective.

► Probability sampling

► Non- Probability sampling

► Cluster sampling

► All of the given options


Which of the following is NOT included in the stages of interviewing?

► Asking questions

► Recording the responses

► Probing

► Coding the data


Critical decision areas in questionnaire construction are

► Question content

► Question wording

► Response strategy





is based on the concept of random sampling.

► Non- probability sampling


► Random sampling

► Multiple sampling


A sampling design in which the elements in the population do NOT have a known

or predetermined chance of being selected as sample subject is:

► Convenience sampling

► Stratified sampling

► Non-Probability sampling



is the population for which results are required.

► Finite population

► Infinite population

► Target population

► None of the given options


Which of the following technique yields a simple random sample?

► Choosing volunteers from an introductory psychology class to participate

► Listing the individuals by ethnic group and choosing a proportion from withineach ethnic group at random

► Numbering all the elements of a sampling frame and then using a random



number table to pick cases from the table

► Randomly selecting schools, and then sampling everyone within the school


Which of the following designs permits a comparison of pretest scores todetermine the initial equivalence of groups on the pretest before the treatment

variable is introduced into the research setting.

► (a) One-group pretest-posttest design

► (b) Pretest-posttest control group design

► (c) Posttest-only design with nonequivalent groups

► Both b and c


Where do you provide a step-by-step account of what the researcher andparticipants did during the research study?

► Introduction

► Abstract

► Procedure

► Design


Which of the following has high response rate?

► Mail interviewing

► Telephone interviewing

►

Personal interviewing



Observation studies are also known as research.

► Experimental

► Field



► Quantitative



Open-ended questions provide primarily data.

► Unprocessed data

► Qualitative data




Which one of the following is NOT a major method of data collection:

► Questionnaires

► Interviews

► Focus groups

► All of the given options are methods of data collection


Which of the following statement is incorrect?

► In non participant observation the observer is just an observer.

► In participant observation, the data accuracy is high.

► Participant observation is also referred to as field research.



If the subjects are given a pretest it will not affect their performance in the posttest.

► True

► False




In non- reactive research the subjects do not have knowledge that they are beingstudied.

► True

► False


In experimental group the subjects do not under go any treatment; however incontrol group the subjects are given the treatment.

► True

► False


When multiple questions are asked in one question, it leads to ambiguous answersprovided by the respondents.

► True

► False


An advantage of communication analysis is that it provides access to the

inaccessible subjects.

► True

► False

Question No: 21 ( Marks: 1 )

Pretest is the phase when the variable is measured prior to the introductionof treatment.


If the percentages are calculated column wise in a table, then we will makecomparison between the variables in a .


In order to make two identical groups for experiment, the procedures to beundertaken are randomization and .




The main advantage of questionnaire is that a wide geographical area canbe covered in the survey.


A type of bias in questions occurs when they are phrased in an emotionallycharged manner, they are described as questions.


Make one hypothesis for each of the following types of hypotheses. (1 mark each) i. If-then hypothesis ii. Directional hypothesis iii. Non directional hypothesisiv. Null hypothesis v. Alternative hypothesis


Which is the most powerful scale among Nominal, Ordinal, Interval and Ratio scale,and why?


A manager finds that off-the-job classroom training has a great impact on theproductivity of the employees in her department. However, she also observes thatemployees over 60 years of age do not seem to derive much benefit and do notimprove with such training.

i. Identify the independent, dependent and moderating variables in the givenscenario. (3) ii. How the moderating variable you identified in part (i) is affecting the

independent-dependent variable relationship in the scenario? (2)


The accounts executive has established a new accounting system that utilizesmaximum computer technology. Before making further changes, he would like toget a feel for how the accounting clerks react to the new system by acting as if hehas no doubts about their acceptability of the new system. He may then casually

talk to the first five accounting personnel that walk into his office, trying to gaugetheir reactions. i. Describe the type of sampling the director should use in the given scenario,

probability or non probability? (1) ii. What type of sampling technique is being used and why? Explain. (2) iii. Give two characteristics of the type of sampling technique that you selected in

part (ii). (2)


You are doing research on “how to increase the efficiency level of labor”. For the

research purpose you have conducted an interview with the supervisor.



Give two structured and two unstructured questions that you may ask related toyour research. (2.5+2.5)


What is meant by validity and reliability? Describe the situations in which validityand reliability problems occur.




Connecting VU Students MIDTERM EXAMINATION

FALL 2007

STA630 - RESEARCH METHODS (Session - 5 )

Marks: 40

Time: 120min

StudentID/LoginID:

Student Name:

Center Name/Code:

Exam Date: Wednesday, November 28, 2007

Please read the following instructions carefully before attempting any question:

ƒ All questions are compulsory.

ƒ This exam consists of 10 Multiple Choice Questions (MCQs) carrying 1 mark each; 5 Fill in

the Blanks carrying 1 mark each; 3 Short Questions carrying 5 marks each; and 1 descriptive

question –carrying 10 marks.




comprehending the whole phrase. More than one answer will be marked zero.ƒ Remember not to spend too much time on any one objective type question since all objective



ƒ Save your answer before proceeding to the next question.





time.

ƒ Use of mobile phone is strictly prohibited. Switch off your mobile phone during the exam.

ƒ Failure to comply with the Supervisor’s directions will result in your test being cancelled.Please comply with supervisor’s directions to avoid any unpleasant event.

For Teacher's use onlyQuestion 1 2 3 4 5 6 7 8 9 10 Total

Marks






Question 11 12 13 14 15 16 17 18 19

Marks

Question

Marks


Which of the following includes examples of quantitative variable?

► (a) Age, temperature, income, height.

► (b) Grade point average, anxiety level, reading performance

► (c) Gender, religion, ethnic group

► (d) Both (a) and (b)


Research method is not applicable in the field of:

► Health care

► Business

► Government offices



Exploratory research addresses the question.

► Why

► How

► What

► If


meanings attached to a concept create problems of measurements.

► Unambiguous

► Vague



► Clear

► Dictionary


The correlation between savings and expenditure is:

► Positive

► Negative

► Perfect

► They are not correlated


The first step in the research process is:

► Preliminary data collection

► Problem definition

► Theoretical framework

► Define broad problem area


Which of the following can be achieved by a longitudinal research design?

► Mapping of change in an organization.

► The change in employment relations over a number of years.

► The experiences of employees who begin work on the same day.



In the statement 'an examination of the effects of discretionary behavior on employee

performance' discretionary behavior is the:

► Independent variable

► Dependent variable



► Extraneous variable

► Causal variable


Which of the following terms best describes data that were originally collected at an earlier

time by a different person for a different purpose?

► Primary data

► Secondary data

► Experimental data

► Field notes


Internal scale measures

► Order of the object

► Magnitude of the object

► Categorize the object

►

All of the given options


Exploratory researchers frequently use data.


researchers primarily want to apply and tailor knowledge to address a specific

practical issue.


An interviewee has a right to refuse to answer any question in the interview. This is called his

.


After identifying the appropriate variables, the next step is to discover between

them.




The relationship between the and the theoretical framework is that the former

provides a solid foundation for developing the later.


What are some goals of the literature review?


A sociology student was conducting an observation study of waiters in a restaurant to

monitor their behaviors. During the research project, the field site i.e. the restaurant burnt

down and it was suspected that someone from inside (staff) fired the restaurant. Local legal

authorities requested the research notes and wanted to interrogate the researcher about the

activity in the restaurant. The researcher had a dilemma. He could cooperate with the

investigation and violate the trust, confidentiality and integrity of the ethical research or he

could up hold the confidentiality and protect his subjects but face contempt of court and

difficulty of justice penalties including fines and jail.

i. What type of ethical dilemma it is; confidentiality and right to privacy or deception?Justify your opinion. (2.5)

ii. Give your suggestions to the researcher what should he do in such a situation? (2.5)


The head-nurse in a hospital would like to have a profile of the patients that come to her

ward.

i. What would be the nature of the study that would be designed? Exploratory, descriptive,

or explanatory? Give reasons for your answer. (2.5)

ii. Would it be a longitudinal or cross-sectional study? How would you explain your answer?

(2.5)


What are some characteristics of a testable hypothesis?

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