In a recent study of the effects of subliminal perception, when volunteers were given a tape labeled "Improve Memory" that really contained a subliminal message intended to boost self-esteem, ________ of them reported improvements in memory.
A) about-half
B) about two-thirds
C) about one-third
D) none

Question

Quizplus · Accepted Answer

The study found that about half of the participants reported improvements in memory, even though the tape's subliminal message was intended to boost self-esteem, not memory. This suggests a placebo effect based on the label.

In a Recent Study of the Effects of Subliminal Perception