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Author Question: If we want to test proportions, one wrong way to do so is to a. put the proportions themselves ... (Read 105 times)

JMatthes

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on: Jun 20, 2018
If we want to test proportions, one wrong way to do so is to
 
  a. put the proportions themselves directly into the chi-square formula.
  b. convert proportions to frequencies.
  c. take the difference in proportions and turn it into a z score.
  d. You can't do any of these things.

Question 2

If we want to use the chi-square test to test the difference between two proportions, we should
 
  a. convert the proportions to means.
  b. convert the proportions to frequencies.
  c. run a z test.
  d. either b or c


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amandalm

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

A

Answer to Question 2

D


JMatthes

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


amandalm

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


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