Question

​ 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.
a) True
b) False

Answer 1

Answer:  The correct answer is :  False

Explanation:  In independent group designs, observation units are randomly assigned to each group. If each group represents a different condition from the independent variable. Each participant only undergoes a treatment. The estimated standard error for the independent-measures t statistic provides a measure of how much difference should exist, on average, between two sample means when the null hypothesis is true.