As the Standard Deviation of a Normal Distribution Increases, the Percentage

question 28

Multiple Choice

As the standard deviation of a normal distribution increases, the percentage of the area between ± 1 standard deviation will________.

• A) increase.
• B) stay the same.
• C) decrease.
• D) become non-symmetrical.

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Definitions:

Risky Heterosexual Behavior

Engaging in unprotected sex or multiple sexual partnerships that increase the risk of sexually transmitted infections and unintended pregnancies.

Social Relationships

Connections between individuals in society, defined by their nature, quality, and impact on those involved.

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The pursuit of novel, complex, and intense sensations and experiences, often involving risk.

Middle School Years

A period of schooling between elementary and high school, typically covering grades 6 through 8, known for significant developmental changes in adolescents.