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Author Question: The normal probability distribution is important because a large number of random variables observed ... (Read 107 times)

madam-professor

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on: Jul 24, 2018
The normal probability distribution is important because a large number of random variables observed in nature possess a frequency distribution that is approximately a normal probability distribution.
  Indicate whether the statement is true or false

Question 2

The z-value needed to construct a 97.8 confidence interval estimate for the difference between two population proportions is:
 a. 2.33
  b. 2.29
  c. 2.02
  d. 1.96
  e. 1.65


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Brenm

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

T

Answer to Question 2

B


madam-professor

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Reply 2 on: Jul 24, 2018
Wow, this really help

nothere

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Reply 3 on: Yesterday
Great answer, keep it coming :)

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