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Author Question: If x is a normal random variable with = 50 and = 6, then the probability that x is not between 44 ... (Read 24 times)

ec501234

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on: Jul 25, 2018
If x is a normal random variable with  = 50 and  = 6, then the probability that x is not between 44 and 56 is
 
  A) 0.6826. B) 0.3413. C) 0.8413. D) 0.3174.

Question 2

The alternative hypothesis can never contain an equal sign.
 
  Indicate whether the statement is true or false


jaaaaaaa

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

D

Answer to Question 2

TRUE


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