A departmental store has the following sales for a period of last one year of 8 salesmen, who have different years of education. Years of Education 8 10 10 12 14 16 7 Annual Sales (Thousand Tk.) 100 120 80 100 80 100 70 130 a. Determine the correlation coefficient r between the two variables. Answer rounded to at least 4 decimal places. b. Determine the slope coefficient B1 for the regression of annual sales on years of education. Answer rounded to at least 4 decimal places. c. Determine the y-intercept Bo for the regression of annual sales on years of education. Answer rounded to at least 4 decimal places. d. What will be the annual sales when the years of education is 11 (years)? Answer rounded to at least 4 decimal places. Thousand Tk.
A departmental store has the following sales for a period of last one year of 8 salesmen, who have different years of education. Years of Education 8 10 10 12 14 16 7 Annual Sales (Thousand Tk.) 100 120 80 100 80 100 70 130 a. Determine the correlation coefficient r between the two variables. Answer rounded to at least 4 decimal places. b. Determine the slope coefficient B1 for the regression of annual sales on years of education. Answer rounded to at least 4 decimal places. c. Determine the y-intercept Bo for the regression of annual sales on years of education. Answer rounded to at least 4 decimal places. d. What will be the annual sales when the years of education is 11 (years)? Answer rounded to at least 4 decimal places. Thousand Tk.
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
Related questions
Question
![A departmental store has the following sales for a period of last one year of 8 salesmen, who have different years of education.
Years of Education
8
10
10
12
14
16
Annual Sales (Thousand Tk.)
100
120
80
100
80
100
70
130
a. Determine the correlation coefficient r between the two variables.
Answer rounded to at least 4 decimal places.
b. Determine the slope coefficient B1 for the regression of annual sales on years of education.
Answer rounded to at least 4 decimal places.
c. Determine the y-intercept Bo for the regression of annual sales on years of education.
Answer rounded to at least 4 decimal places.
d. What will be the annual sales when the years of education is 11 (years)?
Answer rounded to at least 4 decimal places.
Thousand Tk.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F6403eb78-3273-4b6b-8ff6-082bb93f503f%2Fd564143d-4457-43f4-9ba7-de6caea515ad%2Fcj895hk_processed.jpeg&w=3840&q=75)
Transcribed Image Text:A departmental store has the following sales for a period of last one year of 8 salesmen, who have different years of education.
Years of Education
8
10
10
12
14
16
Annual Sales (Thousand Tk.)
100
120
80
100
80
100
70
130
a. Determine the correlation coefficient r between the two variables.
Answer rounded to at least 4 decimal places.
b. Determine the slope coefficient B1 for the regression of annual sales on years of education.
Answer rounded to at least 4 decimal places.
c. Determine the y-intercept Bo for the regression of annual sales on years of education.
Answer rounded to at least 4 decimal places.
d. What will be the annual sales when the years of education is 11 (years)?
Answer rounded to at least 4 decimal places.
Thousand Tk.
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