Determine the correlation coefficient r between the two variables. b) Determine the slope coefficient β1 for the regression of annual sales on years of education. c) Determine the y-intercept β0 for the regression of annual sales on years of education. d) What will be the annual sales when the years of education is 11 (years)?

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a) Determine the correlation coefficient r between the two variables.

b) Determine the slope coefficient β1 for the regression of annual sales on years of education.

c) Determine the y-intercept β0 for the regression of annual sales on years of education.

d) What will be the annual sales when the years of education is 11 (years)?

 

*** Answer rounded to at least 4 decimal places.

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
10
10
12
14
16
7
Annual Sales (Thousand Tk.)
100
120
80
100
80
100
70
130
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 10 10 12 14 16 7 Annual Sales (Thousand Tk.) 100 120 80 100 80 100 70 130
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