The major threat to the validity of the non-equivalent control group design is
A) history
B) maturation
C) mortality
D) selection

Name: The major threat to the validity of the non-equivalent control group design is A) history B) maturation C) mortality D) selection
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Question

Quizplus · Accepted Answer

The major threat to the validity of the non-equivalent control group design is selection because the groups may differ in important ways before the treatment, affecting the outcomes.

The Major Threat to the Validity of the Non-Equivalent Control