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Author Question: An extreme outlier is: a. More than 3 SDs above the mean b. Equivalent to a z score of -3.0 or ... (Read 101 times)

theo

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on: Jul 8, 2018
An extreme outlier is:
 
  a. More than 3 SDs above the mean
  b. Equivalent to a z score of -3.0 or lower, or +3.0 or higher
  c. More than three times the value of the mean
  d. More than 3 times the IQR, below Q1 or above Q3

Question 2

A z score of -1.00 corresponds approximately to a score for a normally distributed variable that is at the:
 
  a. 1st percentile
  b. 10th percentile
  c. 16th percentile
  d. 84th percentile


swimkari

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Reply #1 on: Jul 8, 2018
Answer to Question 1

D

Answer to Question 2

C


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