Your research class conducted an experiment on caffeine-induced stress in which neither the class researchers, nor the participants in the experiment, knew who did and did not receive caffeine until after the study was completed.This research technique is called a(n)_____.
A)counterbalanced design
B)double-blind study
C)unknown condition experiment
D)controlled deception condition

Question

Quizplus · Accepted Answer

This research technique is called a double-blind study, where neither the participants nor the researchers know who is receiving the treatment (in this case, caffeine) and who is not, to prevent bias in the results.

Your Research Class Conducted an Experiment on Caffeine-Induced Stress in Which