Chapter B.6, Problem 27AYU

a.

To determine

To compute: The sample standard deviation for each group.

b.

To determine

The proper sampling method for the given study.

To explain: The reason.

c.

To determine

Whether there is any significant difference in mean CBCL scores between the control group and the RAP group.

d.

To determine

To define: Whether it is necessary to check the normality assumption to answer part (c).

To explain: The reason.

e.

To determine

Whether the mean scores are different for the three different groups

f.

To determine

To explain: Is it possible to determine whether there is any significant difference between the mean scores of the RAP group and the Headache group based on the results of part (c) and (e).