What is the placebo effect?
PS 4.5-4.8 Review

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Mathematics
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11th Grade
•
Hard
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1.
FLASHCARD QUESTION
Front
Back
A psychological or physiological change that occurs in response to a treatment, regardless of whether the treatment has an active ingredient.
2.
FLASHCARD QUESTION
Front
What defines a treatment in an experiment?
Back
A specific condition or set of conditions applied to participants as part of the experiment.
3.
FLASHCARD QUESTION
Front
What is the primary purpose of random assignment in an experiment?
Back
To create groups that are as similar as possible, reducing the influence of confounding variables.
4.
FLASHCARD QUESTION
Front
What does statistically significant mean in a study?
Back
The observed results are unlikely to have occurred due to random chance, based on a predefined significance level.
5.
FLASHCARD QUESTION
Front
What is the primary purpose of a control group in an experiment?
Back
To provide a baseline for comparison by not receiving the experimental treatment.
6.
FLASHCARD QUESTION
Front
What is a confounding variable?
Back
A variable that influences both the dependent variable and independent variable, leading to a false association.
7.
FLASHCARD QUESTION
Front
What is the difference between qualitative and quantitative data?
Back
Qualitative data describes characteristics or qualities, while quantitative data involves numerical measurements.
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