A researcher is designing a study in which he will have control over one or more of the variables that may somehow influence (or cause) the participants' behavior. This type of study is considered to be a(n) ______ design.

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An experimental design is characterized by the researcher's manipulation of one or more variables to determine their effect on participants' behavior. This is different from a nonexperimental design, where the researcher simply observes and records behavior without directly intervening. A flawed or biased study can occur in either experimental or nonexperimental designs, but this does not categorize the type of study itself.

A Researcher Is Designing a Study in Which He Will