Bibliotherapy is a common tool to use with children who have a hard time bonding

Question

Bibliotherapy is a common tool to use with children who have a hard time bonding with a therapist and opening up during therapy sessions. Dr. Contos wants to examine if children who participate in bibliotherapy (M=16.48, SD=2.67) score lower on levels of anxiety (0-25) than children who participate in play therapy (M=18.11, SD=2.58). She interviews 25 children in each group for a total of 50 children. (Total 29 pts)

A. What are the independent and dependent variables and how are each scaled

B. What test should Dr. Contos use?

.C. If Audi calculates a test statistic of 4.76, should they (2 pts)?          Retain H0                   Reject

Explanation / Answer

(A) Independent Variable: therapy applied, Dependent Variable: levels of anxiety

(B) Since the means of the two datasets is to be compared, t-test of difference of means should be applied.

(C) If the test statistic us 4.76, the p-value at 24 (n-1) degrees of freedom is 0.000038.

since the p-value is very low, the null hypothesis should be rejected. Reject H0

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