________ refers to a threat to internal validity that can occur if the experimental participants from different groups drop out of the experiment at different rates.
A) History
B) Maturation
C) Mortality
D) Selection

Question

Quizplus · Accepted Answer

Mortality refers to the differential dropout rates of participants from different groups in an experiment, which can threaten the internal validity of the study.

________ Refers to a Threat to Internal Validity That Can