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Author Question: The sign of the correlation (+/) is generally meaningless for the point-biserial correlation and the ... (Read 75 times)

danielfitts88

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on: Jun 20, 2018
The sign of the correlation (+/) is generally meaningless for the point-biserial correlation and the phi-coefficient.
 
  Indicate whether the statement is true or false

Question 2

A sample of n = 9 scores is randomly selected from a population with  = 80 and s = 9. If the sample mean is M = 83, then the corresponding z-score is z = +3.00.
 
  Indicate whether the statement is true or false


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sylvia

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Reply #1 on: Jun 20, 2018
Answer to Question 1

True

Answer to Question 2

False


danielfitts88

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Reply 2 on: Jun 20, 2018
YES! Correct, THANKS for helping me on my review

Joy Chen

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Reply 3 on: Yesterday
Excellent

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