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Author Question: The mean is = 178 and the standard deviation is = 40.5 Find the probability that X is at least ... (Read 56 times)

abern

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on: Aug 2, 2018
The mean is  = 178 and the standard deviation is  = 40.5
  Find the probability that X is at least 232.3.
 
  A) 0.0918 B) 0.0901 C) 0.0134 D) 0.9099

Question 2

The mean is  = 60.0 and the standard deviation is  = 4.0.
  Find the probability that X is less than 53.0.
 
  A) 0.0802 B) 0.5589 C) 0.0401 D) 0.9599

Question 3

The mean is  = 15.2 and the standard deviation is  = 0.9.
  Find the probability that X is greater than 15.2.
 
  A) 1.0000 B) 0.9998 C) 0.5000 D) 0.0003


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lucas dlamini

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Reply #1 on: Aug 2, 2018
Answer to Question 1

This is awesome you took your the time to answer these questions. You have been so helpful.

Answer to Question 2

OMG..This is soo helpful. Thank you.

Answer to Question 3

C


abern

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Reply #2 on: Aug 2, 2018
Thanks


lucas dlamini

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Reply #3 on: Aug 2, 2018
Welcome :)


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