The internal validity of a study refers to:
A) the confidence one can have in inferring a causal relationship among the variables.
B) the extent to which the variables represent what they were intended to measure.
C) the statistical accuracy of the constructs of the study.
D) the degree of meaning that can be placed upon a set of test results of the study.

Question

Quizplus · Accepted Answer

Internal validity refers to the extent to which a study is accurately designed to establish a causal relationship between variables. It is concerned with whether the study is measuring what it intends to measure and if the results can be attributed to the manipulation of the independent variable(s) without the influence of other factors.

The Internal Validity of a Study Refers To