Of the following, researchers use to attempt to control for the phenomenon called the "allegiance effect," which occurs when experimenter bias influences research outcomes.
A) correlation studies
B) double-blind control
C) epidemiological studies
D) placebo pills

Question

Quizplus · Accepted Answer

Double-blind control is the most effective method to control for the allegiance effect, as it involves neither the experimenter nor the participant knowing which group they have been assigned to, minimizing the potential for bias. Correlation studies and epidemiological studies do not directly address experimenter bias, and placebo pills may not always be a relevant control condition.

Of the Following, Researchers Use to Attempt to Control for the Phenomenon