STAT TECH IN BUSINESS & ECON LL\AC
STAT TECH IN BUSINESS & ECON LL\AC
18th Edition
ISBN: 9781264720545
Author: Lind
Publisher: MCG
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Chapter 13, Problem 64DA

a.

To determine

Construct a scatter diagram.

Explain the relationship between the variables.

Check whether the relation is direct or indirect and also check whether the relation is weak or strong.

b.

To determine

Find the regression equation.

Find the amount that an additional year is added to the maintenance cost.

Find the estimated maintenance cost for a 10-year-old bus.

c.

To determine

Check whether the slope of the regression line is positive or not.

Interpret the findings from Parts (a),(b), and (c).

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STAT TECH IN BUSINESS & ECON LL\AC

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