Assume That the Weights of Quarters Are Normally Distributed with a Mean

question 25

Multiple Choice

Assume that the weights of quarters are normally distributed with a mean of 5.67 g and a standard deviation 0.070 g. A vending machine will only accept coins weighing between 5.48 g and 5.82 g.
What percentage of legal quarters will be rejected?

• A) 2.48%
• B) 1.62%
• C) 1.96%
• D) 0.0196%

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Definitions:

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The structure outlining how frequently and in what manner employees receive their salaries or wages.

Secondary Reinforcer

A stimulus that has become rewarding through its association with a primary reinforcer.

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A fundamental stimulus that fulfills a basic need or instinct, such as food for hunger, inherently rewarding without learning.

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