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Author Question: The inferential z-test differs from the single-sample t-test in that the _____ is estimated in the ... (Read 62 times)

viki

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on: Jun 20, 2018
The inferential z-test differs from the single-sample t-test in that the _____ is estimated in the t-test.
 
  a. sample standard deviation
  b. population standard deviation
  c. sample variance
  d. population variance

Question 2

The following figure could be labeled _____.
 
  a. platykurtic
  b. leptokurtic
  c. positively skewed
  d. negatively skewed


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diana chang

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Reply #1 on: Jun 20, 2018
Answer to Question 1

b

Answer to Question 2

d


viki

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Reply #2 on: Jun 20, 2018
Thank you!


diana chang

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Reply #3 on: Jun 20, 2018
Happy to help


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