Which of the following is not a threat to internal validity of an experiment?
A) History
B) Maturation
C) Testing effects
D) Selection
E) Randomization

Question

Quizplus · Accepted Answer

Randomization is a method used to control for confounding variables in an experiment, thereby enhancing its internal validity, not threatening it. It ensures that each participant has an equal chance of being assigned to any group, reducing bias and increasing the reliability of the experimental results.

Which of the Following Is Not a Threat to Internal