____________ means that the research procedure demonstrated a true cause-and-effect relationship that was not created by spurious factors.
A) Internal reliability
B) External reliability
C) Internal validity
D) External validity

Question

Quizplus · Accepted Answer

Internal validity refers to the extent to which a study can demonstrate a true cause-and-effect relationship, free from confounding variables or spurious factors.

____________ Means That the Research Procedure Demonstrated a True Cause-And-Effect