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Author Question: What is the critical value for an upper-tailed hypothesis test of the population mean when the ... (Read 160 times)

kfurse

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on: Jun 24, 2018
What is the critical value for an upper-tailed hypothesis test of the population mean when the population variance is unknown in which a null hypothesis is tested at the 0.05 level of significance based on a sample size of 18?
 
  A) 2.110
  B) 2.101
  C) 1.734
  D) 1.740

Question 2

As the size of the sample increases, what happens to the shape of the sampling distribution of sample means?
 
  A) It becomes positively skewed.
  B) It becomes negatively skewed.
  C) It becomes uniformly distributed.
  D) It becomes approximately normal.


joshbk44

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

D

Answer to Question 2

D


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kfurse

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Reply #2 on: Jun 24, 2018
Thank you


joshbk44

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Reply #3 on: Jun 24, 2018
No problemo


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