Author Question: A linear regression equation is computed for a sample of n = 13 pairs of X and Y scores. For the ... (Read 99 times)

darbym82

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A linear regression equation is computed for a sample of n = 13 pairs of X and Y scores. For the analysis of regression testing the significance of the equation, what are the df values for the F-ratio?
 
  A) df = 1, 11
  B) df = 1, 12
  C) df = 2, 10
  D) df = 2, 11

Question 2

Which of the following correctly describes the effect of increasing the alpha level (for example, from .01 to .05)?
 
  A) Increase the likelihood of rejecting H0 and increase the risk of a Type I error.
  B) Decrease the likelihood of rejecting H0 and increase the risk of a Type I error.
  C) Increase the likelihood of rejecting H0 and decrease the risk of a Type I error.
  D) Decrease the likelihood of rejecting H0 and decrease the risk of a Type I error.



pami445

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Answer to Question 1

A

Answer to Question 2

A



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