a. computed T=b. cohen's d and magnitude sizec. confidence interval (report low and high interval)d. apa summary report

A researcher conducts an independent-measures study examining the effectiveness of a group exercise program at an assisted living facility for recovering adults. One group of residents is selected to participate in the program, and a second group serves as a control. After 6 weeks, the researcher records a combined score measuring balance and strength for each individual. The data are as follows: 2 tails, alpha level at .05, Confidence Interval 90% Control Exercise 1 = 10 17 = 15 M = 12 M = 15.5 SS = 120.5 SS = 190.0