Question: Posttests are done after an ANOVA. a. What is the purpose of posttests? b. Explain why you do not need posttests if the analysis is

Posttests are done after an ANOVA.

a. What is the purpose of posttests?

b. Explain why you do not need posttests if the analysis is comparing only two treatments.

c. Explain why you do not need posttests if the decision from the ANOVA is to fail to reject the null hypothesis.

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