Question

A researcher conducts a repeated-measures design study comparing 2 treatment conditions and obtains 20 scores in EACH treatment condition. How many participants participated in the study

Answer 1

20 participants

Explanation:

Given

`Conditions = 2`

`Scores = 20`

Type: Repeated design

Required

The number of participants (n)

The repeated measure design implies that the test was conducted repeatedly on the same sample size.

Since the score in each test is 20; then:

`n = 20` --- the number of participants