Essay
The data below are from an independent-measures experiment comparing three different treatment conditions.
a.Explain why an ANOVA should be used instead of a series of t tests to evaluate the mean differences among the three treatments.
b.Use an analysis of variance with α = .05 to determine whether these data indicate any significant mean differences among the treatments.
c.Compute η², the percentage of variance accounted for by the treatments.
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a.Because there are more than two treatm...View Answer
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