Provide an Appropriate Response

question 1

Multiple Choice

Provide an appropriate response.
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Definitions:

Variability

The extent to which data points in a set differ from each other and from the average of the set, indicating the spread or dispersion.

Double-Blind Study

A double-blind study is a research design in which neither the participants nor the experimenters know who is receiving a particular treatment, to prevent bias.

Experimental Group

In an experiment, the group of participants who are exposed to the independent variable to assess its effect on a dependent variable.

Control Group

In experimental research, a group of subjects that does not receive the treatment being tested, used as a benchmark to measure the effects of the treatment.