The subject characteristics threat in a causal comparative study may be controlled by:
A) mechanical matching
B) statistical matching
C) homogeneous groups
D) all of the above

Question

Quizplus · Accepted Answer

All of the options listed, mechanical matching, statistical matching, and creating homogeneous groups, are methods to control for subject characteristics threats in a causal comparative study. These strategies aim to ensure that the groups being compared are as similar as possible except for the independent variable being studied, thereby minimizing the impact of confounding variables.

The Subject Characteristics Threat in a Causal Comparative Study May