Driving speed and fuel consumption Exercise 9 (page 160) gives data on the fuel consumption y of

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Driving speed and fuel consumption Exercise 9

(page 160) gives data on the fuel consumption y of a car at various speeds x. Fuel consumption is measured in liters of gasoline per 100 kilometers driven and speed is measured in kilometers per hour.

A statistical software package gives the least-squares regression line and the residual plot shown below.

The regression line is y^ = 11.058 − 0.01466x. Would it be appropriate to use the regression line to predict y from x? Justify your answer.

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The Practice Of Statistics

ISBN: 9781464108730

5th Edition

Authors: Daren S. Starnes, Josh Tabor

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Question Posted: Jul 20, 2024 07:01 AM

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Driving speed and fuel consumption Exercise 9 (page 160) gives data on the fuel consumption y of

Question:

Residual 10.0- 7.5- 5.0- 2.5- 00 0.0- -2.5- -5.0- 0 20 20 40 60 80 Speed (km/h) 100 120 140 160

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The Practice Of Statistics

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