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May 28, 2015

Homework Help: statistics

Posted by Robbie on Thursday, November 15, 2012 at 3:40am.

A researcher uses an analysis of variance to test for mean differences among three
treatment conditions using a sample of n = 8 participants in each treatment. What degrees of
freedom (df) would the F-ratio from this analysis have?

a. df = 23
b. df = 2, 23
c. df = 3, 21
d. df = 2, 21

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