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Author Question: The slope for a least-squares regression line is defined as the correlation coefficient multiplied ... (Read 52 times)

misspop

  • Hero Member
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  • Posts: 540
on: Jun 20, 2018
The slope for a least-squares regression line is defined as the correlation coefficient
  multiplied by the _____ .
 
  a. ratio of the estimated population standard deviations for Y and X
  b. ratio of the means for X and Y
  c. estimated population variance for X
  d. standard error of the estimate

Question 2

If the results of an experiment using tind were summarized as t(24) = 1.974, p> .05, then
  you would know that the probability of the difference between the means occurring by
  chance is _____ and that the difference is _____ .
 
  a. less than or equal to.05; nonsignificant
  b. less than or equal to.05; statistically significant
   c. greater than .05; nonsignificant
  d. greater than .05; statistically significant


ryhom

  • Sr. Member
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  • Posts: 366
Reply #1 on: Jun 20, 2018
Answer to Question 1

A

Answer to Question 2

C


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