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Mariam tehseen
on Dec 28, 2024

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An instructor wishes to find out whether a new teaching method is superior to his usual procedures, so he conducts an experiment. Everyone in his classes is quite excited about the prospect of learning under the new procedure but of course he cannot administer the new teaching method to everyone. A random half of the students receive the new method and the remaining half receive the old. What is the most obvious flaw in this experiment?

A) Subjects should have been systematically assigned to groups.
B) The sample is not representative of the population.
C) Placebo effects or experimenter bias are likely to affect results.
D) Distortions in self-report will affect results.

Placebo Effects

Changes in a patient's condition attributed to the belief in the effectiveness of an inert treatment or procedure.

Experimenter Bias

A process where the researchers' expectations inadvertently influence the outcome of a study.

Random

Lacking any definite plan or order or purpose; governed by chance.

  • Recognize the potential for bias in research methods and understand strategies for reducing it.
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SR
Sydnie RogersJan 01, 2025
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