If the average difference between conditions is the same in a simple, between-subjects experiment as it is in a matched pairs experiment, then the t value for the matched pairs design will tend to be ____ the t value for the simple, between-subjects experiment.
A) the same as
B) bigger than
C) smaller than
D) very different from

Question

Quizplus · Accepted Answer

In a matched pairs design, the variability due to individual differences is reduced, leading to a smaller standard error and thus a larger t value compared to a between-subjects design with the same mean difference.

If the Average Difference Between Conditions Is the Same in a Simple