The following table lists the heights (inches) and weights (pounds) of 14 National Football League quarterbacks in

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The following table lists the heights (inches) and weights (pounds) of 14 National Football League quarterbacks in the 2016 season.image text in transcribed

a. Compute the least-squares regression line for predicting weight from height.

b. Is it possible to interpret the y-intercept? Explain.

c. If two quarterbacks differ in height by two inches, by how much would you predict their weights to differ?

d. Predict the weight of a quarterback who is 74.5 inches tall.

e. Kirk Cousins is 75 inches tall and weighs 214 pounds. Does he weigh more or less than the weight predicted by the least-squares regression line?

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Elementary Statistics

ISBN: 9781259969454

3rd Edition

Authors: William Navidi, Barry Monk

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