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Author Question: A random sample of 2008 used cars for sale on the market has an average mileage of 71,420 miles with ... (Read 118 times)

cabate

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on: Jun 24, 2018
A random sample of 2008 used cars for sale on the market has an average mileage of 71,420 miles with a sample standard deviation of 9,470 miles. The z-score for a used car with 80,500 miles in this sample is ________.
 
  A) -1.22
  B) 0
  C) 0.43
  D) 0.96

Question 2

The value of  depends on the actual value of  or p.
 
  Indicate whether the statement is true or false


InfiniteSteez

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

D

Answer to Question 2

TRUE


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