For the control condition for the experiment in Exercise 7.25 the beginning and 10-week means were 4.32 and 4.61 with standard deviations of 0.98 and 1.13, respectively. The sample size was 130. Using...

For the control condition for the experiment in Exercise 7.25 the beginning and 10-week means were 4.32 and 4.61 with standard deviations of 0.98 and 1.13, respectively. The sample size was 130. Using the data from this group and the intervention group, plot the change in pre- to post-test scores for the two groups and interpret what you see.