________ refers to an extraneous variable attributable to changes in the test units themselves that occur with the passage of time.
A) Maturation
B) Interactive testing effect
C) Mortality
D) Main testing effect

Question

Quizplus · Accepted Answer

Maturation refers to changes that occur within the test units as a result of the passage of time, such as physical, mental, or emotional development. This variable can affect the results of a study and potentially confound the relationship between the independent and dependent variables.

________ Refers to an Extraneous Variable Attributable to Changes in the Test