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Author Question: If a sample includes three individuals with scores of 2, 3, and 4, the estimated population variance ... (Read 71 times)

P68T

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If a sample includes three individuals with scores of 2, 3, and 4, the estimated population variance is
 
  A) 1
  B) 1.33
  C) 2
  D) 3.67

Question 2

If the mean score on a creativity test is 20, the standard deviation is 5, and the distribution is normal, the percentage of people who would obtain scores between 15 and 25 is
 
  A) 34
  B) 14 + 34 = 48
  C) 50
  D) 34 + 34 = 68



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macagnavarro

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Answer to Question 1

A

Answer to Question 2

D




P68T

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


EAN94

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Reply 3 on: Yesterday
Great answer, keep it coming :)

 

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