Use the Empirical Rule to Solve the Problem

question 40

Multiple Choice

Use the empirical rule to solve the problem.
-The amount of Jen's monthly phone bill is normally distributed with a mean of $73 and a standard deviation of $9. What percentage of her phone bills are between $46 and $100?

• A)95.44%
• B)99.74%
• C)99.99%
• D)68.26%

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Definitions:

Entity Mind-Set

The belief that personal qualities are fixed and cannot change, as opposed to a growth mindset that views abilities as developable with effort.

Particular Attribute

A specific quality, trait, or characteristic that distinguishes someone or something from others.

Children's Mind-Set

The attitudes, beliefs, and cognitive approach that children adopt towards learning and problem-solving.

Parents' Mind-Set

The attitudes, beliefs, and expectations that parents hold regarding their role, their children, and the upbringing process.