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Author Question: What is the probability that exactly 18 customers purchase running shoes? What will be an ideal ... (Read 23 times)

jake

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on: Jun 24, 2018
What is the probability that exactly 18 customers purchase running shoes?
 
  What will be an ideal response?

Question 2

Find a 99 confidence interval for the difference in the amount of power consumed at high voltages by the two models.
 
  A) 0.2  0.86
  B) 0.2  0.58
  C) 0.2  0.64
  D) 0.2  0.77


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234sdffa

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

P(X = 18 ) = P(X  18 ) - P(X  17 ) = 0.659 - 0.488 = 0.171

Answer to Question 2

D


jake

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Reply 2 on: Jun 24, 2018
Great answer, keep it coming :)

jackie

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Reply 3 on: Yesterday
Wow, this really help

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