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Author Question: Exhibit 12-9A regression and correlation analysis resulted in the following information regarding a ... (Read 27 times)

poopoo

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Question 1

Exhibit 12-9
A regression and correlation analysis resulted in the following information regarding a dependent variable (y) and an independent variable (x).
 

n = 10

ΣX = 90

ΣY = 170

Σ (Y -)(X - ) =  = 466

Σ (Y - )2= = 1434

Σ (X - )2= 234

SSE = 505.98

 


Refer to Exhibit 12-9. The sample correlation coefficient equals


0.8045


-0.8045


0


1



Question 2

Exhibit 12-9
A regression and correlation analysis resulted in the following information regarding a dependent variable (y) and an independent variable (x).
 

n = 10

ΣX = 90

ΣY = 170

Σ (Y -)(X - ) =  = 466

Σ (Y - )2= = 1434

Σ (X - )2= 234

SSE = 505.98

 


Refer to Exhibit 12-9. The coefficient of determination equals


0.6472


-0.6472


0


1



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Marked as best answer by poopoo on Mar 25, 2023

kaynelson17

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poopoo

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Reply 2 on: Mar 25, 2023
Great answer, keep it coming :)


ryansturges

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Reply 3 on: Yesterday
:D TYSM

 

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