Antoinette Is a Real Risk Taker

question 111

Multiple Choice

Antoinette is a real risk taker.She loves to skydive,and she can party all night.Benita dislikes risk taking and prefers quieter activities,such as reading and yoga.These contrasting preferences in the rate of physiological activation they experience suggest that Antoinette and Benita differ in their

• A) extrinsic motivations.
• B) optimal levels of arousal.
• C) intrinsic motivations.
• D) self-actualization.

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Definitions:

Null Hypothesis

A statement used in statistics that suggests there is no significant difference or effect, serving as the default assumption to be tested.

Chi-Squared Test

A statistical test used to determine whether there is a significant difference between the expected frequencies and the observed frequencies in one or more categories.

P-Value

A statistical measure that helps scientists determine the significance of their research results; a low p-value indicates strong evidence against the null hypothesis.

Binomial Distribution

A probability distribution that summarizes the likelihood that a variable will take one of two independent values under a given number of observations.