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Author Question: If we want to provide a 95 confidence interval for the mean of a population, the confidence ... (Read 47 times)

123654777

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on: Jun 24, 2018
If we want to provide a 95 confidence interval for the mean of a population, the confidence coefficient is _____.
 a. .485
  b. 1.96
  c. .95
  d. 1.645

Question 2

The travel time for a college student traveling between her home and her college is uniformly distributed between 40 and 90 minutes. What is the random variable in this experiment?
 a. Uniform distribution
  b. 40 minutes
  c. 90 minutes
  d. Travel time


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bubulittle310@msn.cn

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

c

Answer to Question 2

d


123654777

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  • Posts: 585
Reply 2 on: Jun 24, 2018
:D TYSM

carlsona147

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Reply 3 on: Yesterday
Wow, this really help

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