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Author Question: If the value of the Pearson correlation between two variables is r = +1.00 or 1.00, then all data ... (Read 103 times)

eruditmonkey@yahoo.com

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on: Jun 20, 2018
If the value of the Pearson correlation between two variables is r = +1.00 or 1.00, then all data points in a scatter plot will fit perfectly on a straight line.
 
  Indicate whether the statement is true or false

Question 2

A random sample of n = 16 scores is obtained from a normal population with  = 40 and  = 8. What is the probability that the sample mean will be within 2 points of the population mean?
 
  A) 0.3830
  B) 0.6826
  C) 0.8664
  D) 0.9544


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swimkari

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

True

Answer to Question 2

B


eruditmonkey@yahoo.com

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  • Posts: 546
Reply 2 on: Jun 20, 2018
Great answer, keep it coming :)

nguyenhoanhat

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Reply 3 on: Yesterday
Excellent

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