AP Psychologyeasymcq1 pt

In a double-blind study, who knows which treatment each participant receives?

A.Neither the participants nor the researchers
B.Only the participants
C.Only the researchers
D.Everyone involved

Explanation

Core Concept

Blinding both sides prevents expectation from contaminating results — the gold standard for drug trials.

Correct Answer

ANeither the participants nor the researchers

More Unit 1: Scientific Foundations of Psychology practice questions

Try a random question →

Practice more AP Psychology questions with full explanations

Practice Unit 1: Scientific Foundations of Psychology Questions →