Question: For the following data from a repeated-measures study: a. Find the difference scores b. Calculate M D and the variance for the difference scores c.

For the following data from a repeated-measures study:

a. Find the difference scores

b. Calculate MD and the variance for the difference scores

c. Calculate the estimated standard error for the mean difference

Subject Treatment 1 Treatment 2

A 12 14

B 6 16

C 8 10

D 9 11

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