Which technique helps REDUCE bias due to prior expectations?
A)the case method
B)double-blind observation
C)use of a correlation coefficient
D)random sampling

Question

Quizplus · Accepted Answer

Double-blind observation helps reduce bias due to prior expectations by ensuring that neither the observer nor the participant knows which group they are in (treatment or control), thus preventing expectations from influencing the observation. The other options do not directly address prior expectations.

Which Technique Helps REDUCE Bias Due to Prior Expectations