One reason many psychologists question Rhine's early experiments with extrasensory perception is that he
A) used stage mentalists and performers.
B) reinterpreted his results when they appeared negative.
C) did not use adequate security or controls.
D) was using methods common to clinical psychology exclusively.

Question

Quizplus · Accepted Answer

Rhine's early experiments with extrasensory perception were questioned by many psychologists because he did not use adequate security or controls. This could have allowed for cheating or other factors to influence the results.

One Reason Many Psychologists Question Rhine's Early Experiments with Extrasensory