In some experiments, demand characteristics are controlled by making sure neither the participant nor the experimenter knows what conditions) the participant experienced until the data are collected and analyzed. This is called an) ______procedure.
A) counterbalancing
B) double-blind
C) treatment-placebo
D) matched ignorance

Question

Quizplus · Accepted Answer

This is called a double-blind procedure, where both the participants and the experimenters are unaware of which conditions the participants are assigned to, in order to prevent bias in the results.

In Some Experiments, Demand Characteristics Are Controlled by Making Sure