Exhibit 12-8The following information regarding a dependent ...

[xman15.]

Question 1

Exhibit 12-8
The following information regarding a dependent variable Y and an independent variable X is provided
 

n = 4

ΣX = 90

ΣY = 340

Σ (Y -)(X - ) = -156

Σ (X - )²= 234

Σ (Y - )²= 1974

SSR = 104

 

Refer to Exhibit 12-8. The slope of the regression equation is

◦

-0.667

◦

0.667

◦

100

◦

-100

Question 2

Exhibit 12-8
The following information regarding a dependent variable Y and an independent variable X is provided
 

n = 4

ΣX = 90

ΣY = 340

Σ (Y -)(X - ) = -156

Σ (X - )²= 234

Σ (Y - )²= 1974

SSR = 104

 

Refer to Exhibit 12-8. The Y intercept is

◦

-0.667

◦

0.667

◦

100

◦

-100

[reactx]

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[xman15.]

Excellent

[nguyenhoanhat]

Thanks for the timely response, appreciate it