Question

A researcher conducts an independent-measures study comparing two treatments and reports the t statistic as t(25) = 2.071.
a. How many individuals participated in the entire study?
b. Using a two-tailed test with a = .05, is there a significant difference between the two treatments?
c. Compute r2 to measure the percentage of variance accounted for by the treatment effect.


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  • CreatedSeptember 22, 2015
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