In a study of jury behavior, a samples of participants were given pictures of a defendant in a trial and then asked to recommend a jail sentence length. Then they were provided details about the trial in which the defendant was obviously guilty. Then the participants were again asked to recommend a jail sentence. The length of term suggested by each participant is presented here. Is there a significant difference between the sentences in their responses? Alpha= 0.05, 2-tail. Find Cohen's d and r². Before After 4 3 4 7 3 8 2 5 5 4 7 6 8 1 1 4

MATLAB: An Introduction with Applications
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Author:Amos Gilat
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In a study of jury behavior, a samples of participants were given pictures of a defendant in a trial
and then asked to recommend a jail sentence length. Then they were provided details about the
trial in which the defendant was obviously guilty. Then the participants were again asked to
recommend a jail sentence. The length of term suggested by each participant is presented here. Is
there a significant difference between the sentences in their responses? Alpha= 0.05, 2-tail. Find
Cohen's d and r².
Before After
4
3
4
7
8
5
4
3
2
5
1
1
4
7
6
8
Transcribed Image Text:In a study of jury behavior, a samples of participants were given pictures of a defendant in a trial and then asked to recommend a jail sentence length. Then they were provided details about the trial in which the defendant was obviously guilty. Then the participants were again asked to recommend a jail sentence. The length of term suggested by each participant is presented here. Is there a significant difference between the sentences in their responses? Alpha= 0.05, 2-tail. Find Cohen's d and r². Before After 4 3 4 7 8 5 4 3 2 5 1 1 4 7 6 8
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