# The average price of a college math textbook is \$174 and the standard deviation is \$23. Suppose that 44 textbooks are randomly chosen. Round all answers to 4 decimal places where possible.For part b), is the assumption that the distribution is normal necessary? YesNo

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The average price of a college math textbook is \$174 and the standard deviation is \$23. Suppose that 44 textbooks are randomly chosen. Round all answers to 4 decimal places where possible.

For part b), is the assumption that the distribution is normal necessary? YesNo

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Step 1

(b)

The conditions for the z-distribution is appropriate as given below:

• If the sample size is larger (n>30) or the distribution foll...

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### Hypothesis Testing 