If other factors are held constant, if the Pearson correlation ...

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If other factors are held constant, if the Pearson correlation between X and Y is r = 0.80, then the regression equation will produce more accurate predictions than would be obtained if r = 0.60.
 
  Indicate whether the statement is true or false

Question 2

Which of the following is an accurate definition for the power of a statistical test?
 
  A) The probability of rejecting a true null hypothesis
  B) The probability of supporting true null hypothesis
  C) The probability of rejecting a false null hypothesis
  D) The probability of supporting a false null hypothesis

[eliasc0401]

Answer to Question 1

True

Answer to Question 2

C