What is the slope? b. Find the correlation coefficient between the age and the life years left.

Calculus For The Life Sciences
2nd Edition
ISBN:9780321964038
Author:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Publisher:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Chapter1: Functions
Section1.EA: Extended Application Using Extrapolation To Predict Life Expectancy
Problem 2EA
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The remaining lifetime of its clients is estimated by insurance firms using specialized (actuarial) tables. According to a National Vital Statistics Report, the regression model that calculates the extra years that American males have remaining in the country is shown below.

Years Left = 60.1- 0.65 is the regression formula (Age)

96% R-Squared

a. What is the slope?
b. Find the correlation coefficient between the age and the life years left.  

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