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You want to test if there is a difference in the number of hours per month...

You want to test if there is a difference in the number of hours per month people spend partying when they are 20 versus when they are 30. You do a ten-year study and collect the date below for nine subjects. Conduct a t-test to see if there is a significant difference. Be sure to measure effect size Participant 20’s 30’s A 9 7 B 8 7 C 7 3 D 7 8 E 8 6 F 9 4 G 7 6 H 7 7 I 8 4 Effect Size Compute the following measures of effect size and explain what they tell you. Compute Cohen’s d Compute r2 Compute a confidence interval at 90%

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