If the Random Variable X Is Normally Distributed with a Mean

question 17

Multiple Choice

If the random variable x is normally distributed with a mean of 88 and a standard deviation of 12, then P(X 96) is:

• A) 0.2486
• B) 0.2514
• C) 0.1243
• D) 0.4972
• E) 0.3398

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Definitions:

Structured Situation

An environment or scenario that is organized and designed with specific rules or guidelines, often used in research to control variables and outcomes.

Birth Order

the order in which a child is born in their family, which is often theorized to affect personality and behavior.

Family Size

Refers to the number of members in a family unit, including parents and children.

Cohorts

Groups of individuals who share a specific characteristic, typically used in studies to observe how similar conditions or treatments affect them over time.