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A Repeated-Measures Study Comparing Two Treatments with a Sample of N

Question 76

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A repeated-measures study comparing two treatments with a sample of n = 4 participants produces a mean of M = 18 with SS = 24 for the scores in the first treatment,a mean of M = 14 with SS = 18 for the scores in the second treatment,and a mean of M = 4 with SS = 12 for the difference scores.What is the estimated standard error for the sample mean difference?​


A) ​4
B) ​3
C) ​2
D) ​1

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