Asked by Ethan Vannatta on Sep 28, 2024
Imagine that a group of researchers conducted a study designed to test the effectiveness of subliminal-message weight-loss tapes.Suppose the researchers found that everyone lost weight during the study,even those who were given tapes without any subliminal messages.What could we conclude from the results
A) The independent and dependent variables in the study are negatively correlated.
B) There is evidence that the study contained confounding variables.
C) There is evidence of a placebo effect.
D) Subliminal tapes are effective in promoting weight loss.
Placebo Effect
The phenomenon where a patient experiences a perceived improvement in condition due to their belief in the efficacy of the treatment, regardless of its actual effectiveness.
Subliminal Messages
Signals below the threshold of conscious awareness, designed to influence thoughts, feelings, or actions.
Weight-Loss
The reduction of total body mass due to a mean loss of fluid, body fat or adipose tissue, and/or lean mass.
- Understand the influence and significance of biases from experimenters and participants in research studies.
Learning Objectives
- Understand the influence and significance of biases from experimenters and participants in research studies.
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