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Author Question: If the scatter chart indicates a positive linear relationship between two variables, then their ... (Read 79 times)

Bernana

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on: Jun 24, 2018
If the scatter chart indicates a positive linear relationship between two variables, then their correlation coefficient is
 a. equal to 1.
  b. greater than 1.
  c. between 0 and +1.
  d. between 1 and 0.

Question 2

In general, on what basis are independent variables selected for entry into the equation during stepwise regression?


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joshbk44

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Reply #1 on: Jun 24, 2018
Answer to Question 1

C

Answer to Question 2

Independent variables are selected for entry into the equation during stepwise regression based upon the amount of the remaining variation in y (the variation that has not already been explained by included variables) that a candidate variable can explain.


Bernana

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Reply 2 on: Jun 24, 2018
Great answer, keep it coming :)

frankwu0507

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Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

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