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Jacob Reyes
on Dec 28, 2024

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Imagine that a group of researchers conducted a single-blind 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. This type of result would

A) indicate that the independent and dependent variables are negatively correlated.
B) provide evidence that subliminal tapes are effective in promoting weight loss.
C) be evidence of a placebo effect.
D) be evidence that the study contained confounding variables.

Placebo Effect

A phenomenon in which a patient experiences a perceptible improvement in their health or well-being after receiving a treatment that has no therapeutic effect.

Subliminal Messages

Messages that are designed to pass below the normal limits of perception.

  • Discern methodological critiques related to placebo effects and sampling biases.
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Sebastian WellonsJan 01, 2025
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