Car weight and gas hogs: The table shows a short excerpt from the Car Weight and Mileage

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Car weight and gas hogs: The table shows a short excerpt from the Car Weight and Mileage data file on the book’s website. That file lists several 2004 model cars with automatic transmission and their x = weight

(in pounds) and y = mileage (miles per gallon of gas).

The prediction equation is yn = 47.32

- 0.0052x.

image text in transcribed

a. Interpret the slope in terms of a 1000 pound increase in the vehicle weight.

b. Find the predicted mileage and residual for a Hummer H2. Interpret.

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Statistics The Art And Science Of Learning From Data

ISBN: 9781292164878

4th Global Edition

Authors: Alan Agresti, Christine A. Franklin, Bernhard Klingenberg

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