______________ is a threat to internal validity in experiments due to natural processes of growth,boredom,and so on that occur during the experiment and affect the dependent variable.

Question

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Maturation effect refers to changes in the participants' behavior or performance due to natural processes such as growth, boredom, fatigue, or other developmental processes that may affect the dependent variable. This can threaten the internal validity of experiments because it makes it difficult to determine whether changes in the dependent variable are due to the treatment or to natural developmental changes in the participants.

______________ Is a Threat to Internal Validity in Experiments Due