KaylaKegley KaylaKegley

29-01-2021
Health

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A factor that can vary among people taking part in an experimental study is known as a

A sample. B. survey. C variable. D. theory

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sqvatorex sqvatorex

29-01-2021

Answer:

B

Explanation:

A survey is used to vary people into different categories, normally scientist conduct it.

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