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Author Question: Of the following correlation coefficients, the one with the poorest predictive value is A) 0.90. ... (Read 34 times)

rlane42

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on: Jun 20, 2018
Of the following correlation coefficients, the one with the poorest predictive value is
 
  A) 0.90.
  B) 0.12.
  C) -0.52.
  D) -1.00.

Question 2

The standard deviation of scores for a sample of children is 16, and the arithmetic mean is 100. The distribution of scores is a normal distribution. This means that approximately 34 of the cases will have scores between
 
  A) 92 and 108.
  B) 84 and 116.
  C) 84 and 100.
  D) 100 and 132.


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amy.lauersdorf90

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

B

Answer to Question 2

C


rlane42

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Reply #2 on: Jun 20, 2018
Thank you!


amy.lauersdorf90

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Reply #3 on: Jun 20, 2018
Happy to help


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