When a researcher can make a strong inference that one variable caused another,the study is said to have _____ validity.
A) inferential
B) external
C) internal
D) reliable

Question

Quizplus · Accepted Answer

Internal validity refers to the causality relationship between the independent and dependent variables in a study. This means that the study produces accurate results that can be attributed to the manipulation of the independent variable, rather than extraneous factors. Therefore, when a researcher can make a strong inference that one variable caused another, the study is said to have internal validity.

When a Researcher Can Make a Strong Inference That One