The primary limitation of a two-group design is that
A)it is simple to interpret.
B)it increases the chances of demonstrating a significant mean difference.
C)it tends to reduce the differences between the groups.
D)it may not provide a complete picture of the relationship between the variables.

Question

Quizplus · Accepted Answer

A two-group design only allows for the comparison of two groups and may not account for other variables that could be influencing the relationship between the variables being studied. Therefore, it may not provide a complete picture of the relationship between the variables.

The Primary Limitation of a Two-Group Design Is That