Do students at various colleges differ in how sociable they

Do students at various colleges differ in how sociable they are? 25 students were randomly selected from of three colleges in a particular region and were asked to report on the ammount of time they spent socializing each day with other students. The results are as follows:

College X: Mean: 5 hours, estimated pop variance of 2 hours
College Y: Mean: 4, S^2=1.5
College Z: Mean:6, S^2: 2.5

figure effect size and explain your answers to someone who is unfamiliar with analysis of variance.

Solution