ANSWER D ONLY

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
Section1.2: The Least Square Line
Problem 5E
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ANSWER D ONLY

For a sample of 8 employees, a personnel director has collected the following
data on ownership of company stock versus years with the firm.
x = Years
y = Shares
6
300
12
408
14
560
252
288
13
650
15
630
522
a. Construct a scatter plot.
b. Compute and interpret the correlation coefficient.
c. Determine the least-squares regression line and interpret its slope.
d. For an employee who has been with the firm 10 years, what is the predicted number
of shares of stock owned?
Transcribed Image Text:For a sample of 8 employees, a personnel director has collected the following data on ownership of company stock versus years with the firm. x = Years y = Shares 6 300 12 408 14 560 252 288 13 650 15 630 522 a. Construct a scatter plot. b. Compute and interpret the correlation coefficient. c. Determine the least-squares regression line and interpret its slope. d. For an employee who has been with the firm 10 years, what is the predicted number of shares of stock owned?
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