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Author Question: The variable X is normally distributed. The mean is = 15.2 and the standard deviation is = 0.9. ... (Read 33 times)

maegan_martin

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on: Jul 25, 2018
The variable X is normally distributed. The mean is  = 15.2 and the standard deviation is  = 0.9.
  Find P(X > 16.1).
 
  A) 0.1587 B) 0.1357 C) 0.1550 D) 0.8413

Question 2

The class width is the difference between
 
  A) The high and the low data values
  B) The largest frequency and the smallest frequency
  C) Two successive lower class limits
  D) The upper class limit and the lower class limit of a class


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mammy1697

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Reply #1 on: Jul 25, 2018
Answer to Question 1

A

Answer to Question 2

C


maegan_martin

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Reply 2 on: Jul 25, 2018
Great answer, keep it coming :)

Jossy

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Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

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