If $X$ Is a Normal Random Variable with Mean 9 and Standard

question 51

Multiple Choice

If $X$ is a normal random variable with mean 9 and standard deviation $2.5$ , then find the value $\mathrm { X }$ such that $\mathrm { P } ( \mathrm { Z } > \mathrm { x } )$ is equal to $.7054$ , as shown below. (Note: the diagram is not necessarily to scale.)

• A) 8.10
• B) 8.33
• C) 7.65
• D) 11.10

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Definitions:

Edible Fruit

A part of a plant that is consumed by humans or other animals for its nutritional value, typically sweet and fleshy.

Food Gardens

Plots of land used for growing fruits, vegetables, herbs, and other edible plants, typically for household consumption.

Speaker's Commitment

The implicit or explicit convictions a speaker holds and conveys through their statements during communication or argumentation.

Implicit Premise

An unstated element of an argument that is needed to make the conclusion follow from the premises given.