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  • 11-05-2020
  • Biology
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Compre and contrast extraneous variables with confounding variables?

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  • 24-09-2020

Answer:

There are two types of variables that can lower internal validity: extraneous variables, which are any factors that are in the experiment but not being studied, and confounding variables, which are related to the independent variable and affect the dependent variable.

Explanation:

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