Question: TI-84 output from a linear model for predicting armspan (in centimeters) from height (in inches) is given in the figure. Summary statistics are also provided.
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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.
HORMAL FLOAT AUTO REAL RADIAN MP g-a+bx a=16.80271378 b-2.249707146 r.8987441215 r. 9480211689 Mean Standard Deviation 3.41 Height, x Armspan, y 63.59 159.86 8.10
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