reporting a paired sample t test
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Reporting a paired sample t testTRANSCRIPT
Reporting a Paired Sample t-test
Reporting a Paired Sample t-testNote – that the reporting format shown in this learning module is for APA. For other formats consult specific format guides.
Reporting a Paired Sample t-testNote – that the reporting format shown in this learning module is for APA. For other formats consult specific format guides. It is also recommended to consult the latest APA manual to compare what is described in this learning module with the most updated formats for APA.
• Reporting the Study using APA
• Reporting the Study using APA• You can report data from your own experiments by
using the template below.
• Reporting the Study using APA• You can report data from your own experiments by
using the template below. • “A paired-samples t-test was conducted to compare (your DV
measure) _________ in (IV level / condition 1) ________and (IV level / condition 2)________ conditions.”
• Reporting the Study using APA• You can report data from your own experiments by
using the template below. • “A paired-samples t-test was conducted to compare (your DV
measure) _________ in (IV level / condition 1) ________and (IV level / condition 2)________ conditions.”
• “A paired-samples t-test was conducted to compare number of pizza slices eaten in one sitting by football players before the football season and after the football season”.
• Reporting Results using APA
• Reporting Results using APA• You want to tell your reader whether or not there
was a significant difference between condition means. You can report data from your own experiments by using the template below.
• Reporting Results using APA• You want to tell your reader whether or not there
was a significant difference between condition means. You can report data from your own experiments by using the template below.
• “There was a significant (not a significant) difference in the scores for IV level 1 (M=___, SD=___) and IV level 2 (M=___, SD=___) conditions; t(__)=___, p = ____”
• Just fill in the blanks by using the SPSS output
• Just fill in the blanks by using the SPSS output• Let’s start by filling in the Mean and Standard
Deviation for each condition
• Just fill in the blanks by using the SPSS output• Let’s start by filling in the Mean and Standard
Deviation for each condition• “There was a significant (not a significant) difference in the
scores for IV level 1 (M=___, SD=___) and IV level 2 (M=___, SD=___) conditions; t(__)=___, p = ____”
• Just fill in the blanks by using the SPSS output• Let’s start by filling in the Mean and Standard
Deviation for each condition• “There was a significant (not a significant) difference in the
scores for IV level 1 (M=___, SD=___) and IV level 2 (M=___, SD=___) conditions; t(__)=___, p = ____”
Paired Samples Statistics
Mean N Std. Deviation Std. Error MeanPair 1 Before_Season
5.1739 23 1.40299 .29254
After_Season6.7391 23 1.62976 .33983
• Just fill in the blanks by using the SPSS output• Let’s start by filling in the Mean and Standard
Deviation for each condition• “There was a significant (not a significant) difference in the
scores for IV level 1 (M=___, SD=___) and IV level 2 (M=___, SD=___) conditions; t(__)=___, p = ____”
• “There was a significant (not a significant) difference in the scores for IV level 1 (M=5.17, SD=___) and IV level 2 (M=___, SD=___) conditions; t(__)=___, p = ____”
Paired Samples Statistics
Mean N Std. Deviation Std. Error MeanPair 1 Before_Season
5.1739 23 1.40299 .29254
After_Season6.7391 23 1.62976 .33983
• Just fill in the blanks by using the SPSS output• Let’s start by filling in the Mean and Standard
Deviation for each condition• “There was a significant (not a significant) difference in the
scores for IV level 1 (M=___, SD=___) and IV level 2 (M=___, SD=___) conditions; t(__)=___, p = ____”
• “There was a significant (not a significant) difference in the scores for IV level 1 (M=5.17, SD=___) and IV level 2 (M=___, SD=___) conditions; t(__)=___, p = ____”
Paired Samples Statistics
Mean N Std. Deviation Std. Error MeanPair 1 Before_Season
5.1739 23 1.40299 .29254
After_Season6.7391 23 1.62976 .33983
• Just fill in the blanks by using the SPSS output• Let’s start by filling in the Mean and Standard
Deviation for each condition• “There was a significant (not a significant) difference in the
scores for IV level 1 (M=___, SD=___) and IV level 2 (M=___, SD=___) conditions; t(__)=___, p = ____”
• “There was a significant (not a significant) difference in the scores for IV level 1 (M=5.17, SD=1.40) and IV level 2 (M=___, SD=___) conditions; t(__)=___, p = ____”
Paired Samples Statistics
Mean N Std. Deviation Std. Error MeanPair 1 Before_Season
5.1739 23 1.40299 .29254
After_Season6.7391 23 1.62976 .33983
• Just fill in the blanks by using the SPSS output• Let’s start by filling in the Mean and Standard
Deviation for each condition• “There was a significant (not a significant) difference in the
scores for IV level 1 (M=___, SD=___) and IV level 2 (M=___, SD=___) conditions; t(__)=___, p = ____”
• “There was a significant (not a significant) difference in the scores for IV level 1 (M=5.17, SD=1.40) and IV level 2 (M=___, SD=___) conditions; t(__)=___, p = ____”
Paired Samples Statistics
Mean N Std. Deviation Std. Error MeanPair 1 Before_Season
5.1739 23 1.40299 .29254
After_Season6.7391 23 1.62976 .33983
• Just fill in the blanks by using the SPSS output• Let’s start by filling in the Mean and Standard
Deviation for each condition• “There was a significant (not a significant) difference in the
scores for IV level 1 (M=___, SD=___) and IV level 2 (M=___, SD=___) conditions; t(__)=___, p = ____”
• “There was a significant (not a significant) difference in the scores for IV level 1 (M=5.17, SD=1.40) and IV level 2 (M=6.73 SD=___) conditions; t(__)=___, p = ____”
Paired Samples Statistics
Mean N Std. Deviation Std. Error MeanPair 1 Before_Season
5.1739 23 1.40299 .29254
After_Season6.7391 23 1.62976 .33983
• Just fill in the blanks by using the SPSS output• Let’s start by filling in the Mean and Standard
Deviation for each condition• “There was a significant (not a significant) difference in the
scores for IV level 1 (M=___, SD=___) and IV level 2 (M=___, SD=___) conditions; t(__)=___, p = ____”
• “There was a significant (not a significant) difference in the scores for IV level 1 (M=5.17, SD=1.40) and IV level 2 (M=6.73 SD=___) conditions; t(__)=___, p = ____”
Paired Samples Statistics
Mean N Std. Deviation Std. Error MeanPair 1 Before_Season
5.1739 23 1.40299 .29254
After_Season6.7391 23 1.62976 .33983
• Just fill in the blanks by using the SPSS output• Let’s start by filling in the Mean and Standard
Deviation for each condition• “There was a significant (not a significant) difference in the
scores for IV level 1 (M=___, SD=___) and IV level 2 (M=___, SD=___) conditions; t(__)=___, p = ____”
• “There was a significant (not a significant) difference in the scores for IV level 1 (M=5.17, SD=1.40) and IV level 2 (M=6.73 SD=1.63) conditions; t(__)=___, p = ____”
Paired Samples Statistics
Mean N Std. Deviation Std. Error MeanPair 1 Before_Season
5.1739 23 1.40299 .29254
After_Season6.7391 23 1.62976 .33983
• Just fill in the blanks by using the SPSS output• Let’s start by filling in the Mean and Standard
Deviation for each condition• “There was a significant (not a significant) difference in the
scores for IV level 1 (M=___, SD=___) and IV level 2 (M=___, SD=___) conditions; t(__)=___, p = ____”
• “There was a significant (not a significant) difference in the scores for IV level 1 (M=5.17, SD=1.40) and IV level 2 (M=6.73 SD=1.63) conditions; t(__)=___, p = ____”
Paired Samples Statistics
Mean N Std. Deviation Std. Error MeanPair 1 Before_Season
5.1739 23 1.40299 .29254
After_Season6.7391 23 1.62976 .33983
• Just fill in the blanks by using the SPSS output• Let’s start by filling in the Mean and Standard
Deviation for each condition• “There was a significant (not a significant) difference in the
scores for IV level 1 (M=___, SD=___) and IV level 2 (M=___, SD=___) conditions; t(__)=___, p = ____”
Paired Samples Test
Paired Differences
t df Sig. (2-tailed)MeanStd.
Deviation
Std. Error Mean
95% Confidence Interval of the
DifferenceLower Upper
Pair 1 Before_Season - After_Season -1.56522 1.61881 .33755 -2.26524 -.86519 -4.637 22 .000
• Just fill in the blanks by using the SPSS output• Let’s start by filling in the Mean and Standard
Deviation for each condition• “There was a significant (not a significant) difference in the
scores for IV level 1 (M=___, SD=___) and IV level 2 (M=___, SD=___) conditions; t(__)=___, p = ____”
• “There was a significant (not a significant) difference in the scores for IV level 1 (M=5.17, SD=1.40) and IV level 2 (M=6.73 SD=1.63) conditions; t(22)=___, p = ____”
Paired Samples Test
Paired Differences
t df Sig. (2-tailed)MeanStd.
Deviation
Std. Error Mean
95% Confidence Interval of the
DifferenceLower Upper
Pair 1 Before_Season - After_Season -1.56522 1.61881 .33755 -2.26524 -.86519 -4.637 22 .000
• Just fill in the blanks by using the SPSS output• Let’s start by filling in the Mean and Standard
Deviation for each condition• “There was a significant (not a significant) difference in the
scores for IV level 1 (M=___, SD=___) and IV level 2 (M=___, SD=___) conditions; t(__)=___, p = ____”
• “There was a significant (not a significant) difference in the scores for IV level 1 (M=5.17, SD=1.40) and IV level 2 (M=6.73 SD=1.63) conditions; t(22)=___, p = ____”
Paired Samples Test
Paired Differences
t df Sig. (2-tailed)MeanStd.
Deviation
Std. Error Mean
95% Confidence Interval of the
DifferenceLower Upper
Pair 1 Before_Season - After_Season -1.56522 1.61881 .33755 -2.26524 -.86519 -4.637 22 .000
• Just fill in the blanks by using the SPSS output• Let’s start by filling in the Mean and Standard
Deviation for each condition• “There was a significant (not a significant) difference in the
scores for IV level 1 (M=___, SD=___) and IV level 2 (M=___, SD=___) conditions; t(__)=___, p = ____”
• “There was a significant (not a significant) difference in the scores for IV level 1 (M=5.17, SD=1.40) and IV level 2 (M=6.73 SD=1.63) conditions; t(22)=___, p = ____”
Paired Samples Test
Paired Differences
t df Sig. (2-tailed)MeanStd.
Deviation
Std. Error Mean
95% Confidence Interval of the
DifferenceLower Upper
Pair 1 Before_Season - After_Season -1.56522 1.61881 .33755 -2.26524 -.86519 -4.637 22 .000
Degrees of Freedom
• Just fill in the blanks by using the SPSS output• Let’s start by filling in the Mean and Standard
Deviation for each condition• “There was a significant (not a significant) difference in the
scores for IV level 1 (M=___, SD=___) and IV level 2 (M=___, SD=___) conditions; t(__)=___, p = ____”
• “There was a significant (not a significant) difference in the scores for IV level 1 (M=5.17, SD=1.40) and IV level 2 (M=6.73 SD=1.63) conditions; t(22)= -4.64, p = ____”
Paired Samples Test
Paired Differences
t df Sig. (2-tailed)MeanStd.
Deviation
Std. Error Mean
95% Confidence Interval of the
DifferenceLower Upper
Pair 1 Before_Season - After_Season -1.56522 1.61881 .33755 -2.26524 -.86519 -4.637 22 .000
• Just fill in the blanks by using the SPSS output• Let’s start by filling in the Mean and Standard
Deviation for each condition• “There was a significant (not a significant) difference in the
scores for IV level 1 (M=___, SD=___) and IV level 2 (M=___, SD=___) conditions; t(__)=___, p = ____”
• “There was a significant (not a significant) difference in the scores for IV level 1 (M=5.17, SD=1.40) and IV level 2 (M=6.73 SD=1.63) conditions; t(22)= -4.64, p = ____”
Paired Samples Test
Paired Differences
t df Sig. (2-tailed)MeanStd.
Deviation
Std. Error Mean
95% Confidence Interval of the
DifferenceLower Upper
Pair 1 Before_Season - After_Season -1.56522 1.61881 .33755 -2.26524 -.86519 -4.637 22 .000
• Just fill in the blanks by using the SPSS output• Let’s start by filling in the Mean and Standard
Deviation for each condition• “There was a significant (not a significant) difference in the
scores for IV level 1 (M=___, SD=___) and IV level 2 (M=___, SD=___) conditions; t(__)=___, p = ____”
• “There was a significant (not a significant) difference in the scores for IV level 1 (M=5.17, SD=1.40) and IV level 2 (M=6.73 SD=1.63) conditions; t(22)= -4.64, p = .000”
Paired Samples Test
Paired Differences
t df Sig. (2-tailed)MeanStd.
Deviation
Std. Error Mean
95% Confidence Interval of the
DifferenceLower Upper
Pair 1 Before_Season - After_Season -1.56522 1.61881 .33755 -2.26524 -.86519 -4.637 22 .000
• Just fill in the blanks by using the SPSS output• Let’s start by filling in the Mean and Standard
Deviation for each condition• “There was a significant (not a significant) difference in the
scores for IV level 1 (M=___, SD=___) and IV level 2 (M=___, SD=___) conditions; t(__)=___, p = ____”
• “There was a significant (not a significant) difference in the scores for IV level 1 (M=5.17, SD=1.40) and IV level 2 (M=6.73 SD=1.63) conditions; t(22)= -4.64, p = .000”
Paired Samples Test
Paired Differences
t df Sig. (2-tailed)MeanStd.
Deviation
Std. Error Mean
95% Confidence Interval of the
DifferenceLower Upper
Pair 1 Before_Season - After_Season -1.56522 1.61881 .33755 -2.26524 -.86519 -4.637 22 .000
Here the final result:
“There was a significant increase in the number of pizza slices eaten by football players after the season (M=5.17, SD=1.40) than before the season (M=6.73 SD=1.63); t(22)= 4.64, p = .000”