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Author Question: A sample of 21 observations yielded a sample variance of 16 . If we want to test H0: 2 = 16, the ... (Read 122 times)

penguins

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on: Aug 1, 2018
A sample of 21 observations yielded a sample variance of 16 . If we want to test H0: 2 = 16, the test statistic is
 a. 20.
  b. 21.
  c. 5.
  d. 50.

Question 2

A sample of 41 observations yielded a sample standard deviation of 5 . If we want to test H0: 2 = 20, the test statistic is
 a. 100.75.
  b. 10.
  c. 51.25.
  d. 50.


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DHRUVSHAH

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Reply #1 on: Aug 1, 2018
Answer to Question 1

a

Answer to Question 2

d


penguins

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Reply 2 on: Aug 1, 2018
Excellent

frankwu0507

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Reply 3 on: Yesterday
:D TYSM

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