6. The equation for the regression line relating the salary and the year first employed is given above the figure. a. Report the slope and explain what it means. b. Either interpret the y-intercept of 4,255,424 or explain why it is not appropriate to interpret the y-intercept. Salary (dollars per year) Predicted Salary = 4255424-2099 Start Year 100000 90000 80000 70000 60000 50000 40000 E 1985 1990 1995 2000 Start Year 2005 2010
6. The equation for the regression line relating the salary and the year first employed is given above the figure. a. Report the slope and explain what it means. b. Either interpret the y-intercept of 4,255,424 or explain why it is not appropriate to interpret the y-intercept. Salary (dollars per year) Predicted Salary = 4255424-2099 Start Year 100000 90000 80000 70000 60000 50000 40000 E 1985 1990 1995 2000 Start Year 2005 2010
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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I need help on part a.

Transcribed Image Text:6.
The equation for the regression line relating the salary and the year first employed is given above the figure.
a. Report the slope and explain what it means.
b. Either interpret the y-intercept of 4,255,424 or explain why it is not appropriate to interpret the y-intercept.
a. Choose the correct answer below.
Salary(dollars per year)
100000
90000
80000
70000
Predicted Salary = 4255424-2099 Start Year
A. The average salary is $2099 less for each year later that the person was hired or an average of $2099 more for each year earlier.
B. The average salary is $2099 more for each year later that the person was hired or an average of $2099 less for each year earlier.
C. A salary of $2099 would be the salary for a person who started in the year 2010.
D. A salary of $2099 would be the salary for a person who started in the year 0.
b. Choose the correct answer below.
O A. The y-intercept of $4,255,424 would be the salary for a person who started after 2000.
B. The y-intercept of $4,255,424 would be the salary for a person who started prior to 1985.
C. The y-intercept of $4,255,424 would be the salary for a person who started in the year 0, which is not appropriate to interpret.
60000
50000
40000 EL
1985 1990 1995 2000 2005 2010
Start Year
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