Professor Smith told one class that drinking alcohol has been found to increase sexual desire.He informed another class that drinking alcohol has been found to reduce sexual appetite.The fact that neither class was surprised by the information they received best illustrates the power of
A) replication.
B) hindsight bias.
C) the double-blind procedure.
D) the placebo effect.

Question

Quizplus · Accepted Answer

The fact that neither class was surprised by the information they received suggests that they were already familiar with the idea that alcohol could have either effect on sexual desire, which is an example of hindsight bias. Replication refers to the process of repeating a study's methods and producing consistent results. The double-blind procedure involves controlling for experimenter and participant biases by keeping both unaware of the condition they are in. The placebo effect refers to the phenomenon of people experiencing changes in behavior or health simply because they believe they are receiving a beneficial treatment. None of these concepts are particularly relevant to the scenario described.

Professor Smith Told One Class That Drinking Alcohol Has Been