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    Polytechnic State University Sanluis
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Category > Statistics Posted 02 Aug 2017 My Price 5.00

Compute SST, SSR, and SSE.

The following data are the monthly salaries y and the grade point averages x for students who obtained a bachelor’s degree in business administration with a major in information systems.

GPA

Monthly Salary ($)

2.6

3300

3.4

3600

3.6

4000

3.2

3500

3.5

3900

2.9

3600

The estimated regression equation for these data is  width=1790.5 +581.1x.

a. Compute SST, SSR, and SSE.

b. Compute the coefficient of determination r2. Comment on the goodness of fit.

c. What is the value of the sample correlation coefficient?

 

 
 

Answers

Alpha Geek
(8)
Status NEW Posted 02 Aug 2017 11:08 AM My Price 5.00

x y----------- xy----------- X^-----------2 y-----------^2 -----------2.6----------- 33-----------00 -----------858-----------0 6-----------.76----------- 10-----------890-----------000----------- 3.-----------4 3-----------600----------- 12-----------240----------- 11-----------.56----------- 12-----------960-----------000----------- 3.-----------6 4-----------000----------- 14-----------400----------- 12-----------.96----------- 16-----------000-----------000----------- 3.-----------2 3-----------500----------- 11-----------200----------- 10-----------.24----------- 12-----------250-----------000----------- r -----------0.8-----------636----------- 3-----------

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