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Author Question: Assume that x is a binomial random variable with n = 1000 and p = 0.80. Use a normal approximation ... (Read 69 times)

viki

  • Hero Member
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  • Posts: 525
on: Jun 24, 2018
Assume that x is a binomial random variable with n = 1000 and p = 0.80. Use a normal
  approximation to find P(800 < x  825 ).
 
  A) 0.4783 B) 0.4623 C) 0.4578 D) 0.0636

Question 2

Assume that x is a binomial random variable with n = 100 and p = 0.60. Use a normal
  approximation to find P(x < 65 ).
 
  A) 0.1788 B) 0.5753 C) 0.8686 D) 0.8212


alvinum

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

B

Answer to Question 2

D


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