A drawback of the randomized two-group design is that it:
A) provides a limited amount of information about the effect of an independent variable.
B) leaves too many sources of variance unaccounted for.
C) is time-consuming to run.
D) produces data that are difficult to analyze.

Question

Quizplus · Accepted Answer

The randomized two-group design is simple and provides limited information about the effect of an independent variable because it only compares two groups, which may not capture the full complexity of the variable's impact.

A Drawback of the Randomized Two-Group Design Is That It