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Conduct Repeated Measures ANOVA and compute PRE.
An educational study uses a simple pre-post design to assess the efficacy of a computer tutor for solving inequalities. Twelve pilot students participate. Each student is given a pretest, then participates in six sessions using the tutor, then is given a parallel posttest. The data are as follows:
Subj.
pre
post
1
10
13
2
11
6
3
9
18
4
17
5
8
14
7
12
20
16
1. Using results from the printout fill in the ANOVA table below. SHOW ALL YOUR CALCULATIONS. Use the handout given in class last lecture for guidance.
2. Also compute PRE for the test of the Treatment effect.
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