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Author Question: A regression analysis resulted in the following information regarding a dependent variable (y) and ... (Read 82 times)

leilurhhh

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on: Aug 1, 2018
A regression analysis resulted in the following information regarding a dependent variable (y) and an independent variable (x). n = 10 x = 55 y = 55 x2 = 385 y2 = 385 xy = 220 The coefficient of determination equals _____.
 a. 0
  b. 1
  c. 1
  d. 0.5

Question 2

A regression analysis resulted in the following information regarding a dependent variable (y) and an independent variable (x). n = 10 x = 55 y = 55 x2 = 385 y2 = 385 xy = 220 The sample correlation coefficient equals _____.
 a. 0
  b. 1
  c. 1
  d. 0.5


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firehawk60

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Reply #1 on: Aug 1, 2018
Answer to Question 1

c

Answer to Question 2

b


leilurhhh

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Reply #2 on: Aug 1, 2018
Both answers were spot on, thank you once again


firehawk60

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Reply #3 on: Aug 1, 2018
Great! Please up vote :D


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