Which of the following statements best describes a controlled experiment? a it tests the effect of a single independent variable b it avoids the use of variables c it shows the effect of a dependent variable on an independent variable d it eliminated the need for dependent variables
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This allows researchers to determine the cause-and-effect relationship between the independent variable and the dependent variable. Show more…
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Which of the following is manipulated by the experimenter in a controlled experiment? a. confounding variable b. control group c. dependent variable d. independent variable
Which statement describes a controlled experiment? A.) It has one group in which the controlled variable is tested, and another in which the manipulated variable is tested. B.) It has one group in which the responding variable is tested, and another in which the responding variable is not tested. C.) It has one group in which the manipulated variable is tested, and another in which the responding variable is tested. D.) It has one group in which the manipulated variable is tested, and another in which the manipulated variable is not tested.
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