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Author Question: When the population has a normal distribution, the sampling distribution of is normally distributed ... (Read 114 times)

Engineer

  • Hero Member
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  • Posts: 527
on: Jun 24, 2018
When the population has a normal distribution, the sampling distribution of is normally distributed _____.
 a. for any sample size
  b. for any sample size of 30 or more
  c. for any sample size of 50 or more
  d. for any sample from a finite population

Question 2

The assembly time for a product is uniformly distributed between 6 and 10 minutes. The expected assembly time (in minutes) is _____.
 a. 16
  b. 2
  c. 8
  d. 4


whitcassie

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  • Posts: 298
Reply #1 on: Jun 24, 2018
Answer to Question 1

a

Answer to Question 2

c


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