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Author Question: In testing for differences between the means of two paired populations, an appropriate null ... (Read 98 times)

Starlight

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on: Jun 24, 2018
In testing for differences between the means of two paired populations, an appropriate null hypothesis would be:
 
  A) H0 : D = 2
  B) H0 : D = 0
  C) H0 : D < 0
  D) H0 : D > 0

Question 2

Which of the following will increase the width of a confidence interval (assuming that everything else remains constant)?
 
  A) Decreasing the confidence level
  B) Increasing the sample size
  C) A decrease in the standard deviation
  D) Decreasing the sample size


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Mholman93

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

B

Answer to Question 2

D


Starlight

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Reply 2 on: Jun 24, 2018
Great answer, keep it coming :)

kishoreddi

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Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

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