TI-84 output from a linear model for predicting armspan (in centimeters) from height (in inches) is given
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To do parts a€“c, assume that the association between armspan and height is linear.
a. Report the regression equation, using the words €œHeight€ and €œArmspan,€ not x and y, employing the output given.
b. Verify the slope by using the formula b = r sy/sx.
c. Verify the y-intercept using a = y-bar €“ bx-bar.
d. Using the regression equation, predict the armspan (in centimeters) for someone 64 inches tall.
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a Predicted Armspan 168 225 Height ...View the full answer
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Related Book For 
Introductory Statistics Exploring The World Through Data
ISBN: 9780321978271
2nd Edition
Authors: Robert Gould, Colleen Ryan
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