9. The following data were obtained from a repeatedmeasures study comparing three treatment conditions.

a. Use a repeated-measures ANOVA with

.05 to determine whether there are significant mean differences among the three treatments.

b. Compute 2

, the percentage of variance accounted for by the mean differences, to measures the size of the treatment effects.

c. Write a sentence demonstrating how a research report would present the results of the hypothesis test and the measure of effect size.

Treatments Person Person I II III Totals A 1 14 P 6 B 3 48 P 15 N 15 C 0 27 P 9 G 45 D 0 06 P 6 X2 231 E 1 35 P 9 M 1 M 2 M 6 T 5 T 10 T 30 SS 6 SS 10 SS 10