Blind and double-blind procedures are one way to control for the effects of __________ in experimental research.
A)expectations
B)high costs
C)chance factors
D)confounding variables

Question

Quizplus · Accepted Answer

Blind and double-blind procedures are used to control for the effects of expectations, such as placebo effects, by ensuring that participants and/or researchers do not know which group participants are in.

Blind and Double-Blind Procedures Are One Way to Control for the Effects