All of the Following Are Methods for Controlling the Effects

question 67

Multiple Choice

All of the following are methods for controlling the effects of extraneous variables in experiments except

• A) if practical, hold such extraneous variables constant
• B) assign treatments to test units randomly
• C) use experimental designs that control for the effects of extraneous variables
• D) eliminate the effect of extraneous variables on test units

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Definitions:

Happiness

A state of well-being that encompasses living a good life, with a sense of meaning and deep satisfaction.

Subjective-Well Being

An individual’s self-assessment of their feelings and life satisfaction, including aspects like happiness and fulfillment.

Evolutionary Hypothesis

A theory suggesting that the traits and behaviors possessed by organisms have developed over time through natural selection and adaptation to their environments.

Mating Preferences

The criteria or attributes that individuals in a species use to select their partners for reproduction.