This is a Chi-square Test for Independence problem. Use SPSS (steps p. 537) and/

Question

This is a Chi-square Test for Independence problem. Use SPSS (steps p. 537) and/or work by hand. Do prosocial video games promote prosocial behavior? At the end of a video game, the experimenter accidentally spilled a box of pencils on the floor. He then recorded who picked them up. Do the data indicate a significant relationship between type of game played and helping behavior? Test with a=.05.

Prosocial Violent Neutral Total Helped pick up pencils 12 7 8 27 Did not help 3 8 7 18 Total 15 15 15 45

Explanation / Answer

The statistical software output for this problem is:

Contingency table results:
Rows: var9
Columns: None

Chi-Square test:

Hence,

Chi-square=3.88; fail to reject Ho and conclude prosocial video games do not promote prosocial behavior.

Option D is correct.

Prosocial Violent Neutral Total Helped pick up pencils 12 7 8 27 Did not help 3 8 7 18 Total 15 15 15 45

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