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Author Question: If the following is a standard normal distribution, what area does the shaded region represent? ... (Read 168 times)

debasdf

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  • Posts: 570
on: Jun 24, 2018

  If the following is a standard normal distribution, what area does the shaded region represent?
 
 

  a.0.68
  b.0.50
  c.More information is needed to determine the area shown.
  d.1.0

Question 2


  Which of the following is not true for a normal distribution?
 

  a.The standard normal distribution has a mean of zero and standard deviation 1.
  b.The normal probability density is .
  c.The normal distribution is bell-shaped and symmetric about .
  d.A normally distributed random variable is discrete.


joshbk44

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

correct: b

Answer to Question 2

correct: d


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