Solve the Problem. -Scores on a Test Are Normally Distributed with a Mean

question 255

Multiple Choice

Solve the problem.
-Scores on a test are normally distributed with a mean of 72 and a standard deviation of 5. What is the percentile for an exam score of 84? Round the percentile to the nearest tenth.

• A)99.2
• B)99.4
• C)2.4
• D)2

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Definitions:

Species

A group of living organisms consisting of similar individuals capable of exchanging genes or interbreeding, and are classified under a common and distinct category in biology.

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Pertaining to actual things or instances, rather than abstract qualities, ideas, or theories.

Visible Object

An entity or item that can be seen or perceived visually by the human eye.

Touchable Object

An object that can be perceived or interacted with through the sense of touch.