STAT TECH IN BUSINESS & ECON AC
STAT TECH IN BUSINESS & ECON AC
18th Edition
ISBN: 9781264731657
Author: Lind
Publisher: MCG
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Chapter 4, Problem 38DA

a.

To determine

Construct a boxplot for maintenance cost.

Find the minimum value of maintenance cost.

Find the first quartile of maintenance cost.

Find the median of maintenance cost.

Find the third quartile of maintenance cost.

Find the maximum value of maintenance cost.

Identify whether there are outliers or not.

b.

To determine

Construct a contingency table with bus manufacturer as one variable and whether the maintenance cost was above or below the median as the other variable.

Explain the conclusion.

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STAT TECH IN BUSINESS & ECON AC

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