The following data are from a repeated-measures study examining the effect of a treatment by measuring a
Question:
The following data are from a repeated-measures study examining the effect of a treatment by measuring a group of n = 9 participants before and after they receive the treatment.
a. Calculate the difference scores and MD.
b. Compute SS, sample variance, and estimated standard error.
c. Is there a significant treatment effect? Use α = .05, two tails.
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a M D 3 b c Step 1 H 0 D 0 H 1 D 0 Step 2 For 05 twotailed and df 8 the ...View the full answer
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Related Book For 
Essentials Of Statistics For The Behavioral Sciences
ISBN: 9780357365298
10th Edition
Authors: Frederick J Gravetter, Larry B. Wallnau, Lori Ann B. Forzano, James E. Witnauer
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