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Author Question: According to the Empirical Rule, the percentage of observations in a data set (providing that the ... (Read 122 times)

piesebel

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on: Jun 24, 2018
According to the Empirical Rule, the percentage of observations in a data set (providing that the data set has a bell-shaped and symmetric distribution) that should fall within two standard deviations of their mean is approximately:
 
  A) 90
  B) 95
  C) 97.5
  D) 100

Question 2

What is the complement of event B?
 
  A) 3, 5, 7, 9, 11
  B) 2, 4, 6, 8, 10, 12
  C) 2, 3, 4, 5, 6, 7
  D) 7, 8, 9, 10, 11, 12


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b614102004

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Reply #1 on: Jun 24, 2018
Answer to Question 1

B

Answer to Question 2

C


piesebel

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Reply 2 on: Jun 24, 2018
YES! Correct, THANKS for helping me on my review

adf223

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

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