A researcher is using a repeated-measures design to test for mean differences among four treatment conditions.If the data for this study consist of 10 scores in each treatment, then how many subjects participated in the study?
A)4
B)10
C)40
D)none of the other options is correct

Question

Quizplus · Accepted Answer

In a repeated-measures design, the same subjects are used in all treatment conditions. Since there are 10 scores in each of the four treatments, it means there are 10 subjects, each providing one score per treatment.

A Researcher Is Using a Repeated-Measures Design to Test for Mean