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Two Samples,each with N = 6 Subjects,produce a Pooled Variance

Question 52

Multiple Choice

Two samples,each with n = 6 subjects,produce a pooled variance of 20.Based on this information,what is the estimated standard error for the sample mean difference?​


A) ​20/6
B) ​20/12
C) ​The square root of (20/6 + 20/6)
D) ​The square root of (20/5 + 20/5)

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