A research study compares the mean weight for a sample of n = 36 participants before they begin a 6-week diet and their mean weight at the end of the diet.This is an example of an independent-measures design.

Question

Quizplus · Accepted Answer

This is an example of a repeated-measures design where the same group of participants' weights are measured before and after the diet. In an independent-measures design, two separate groups of participants would be used (e.g., one group on the diet and one group not on the diet).

A Research Study Compares the Mean Weight for a Sample