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Author Question: Which of the following would have no effect on the width of a confidence interval? a. Increase ... (Read 30 times)

rachel9

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Which of the following would have no effect on the width of a confidence interval?
 
  a. Increase the sample mean c. Increase the percentage of confidence
  b. Increase the size of the sample d. Increase the sample variance

Question 2

Which combination of factors would definitely increase the width of a confidence interval?
 
  a. Increase the sample mean and increase the sample size
  b. Decrease the sample mean and increase the sample size
  c. Increase the sample mean and increase the percentage of confidence
  d. Decrease the sample mean and decrease the percentage of confidence



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angrybirds13579

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Answer to Question 1

A

Answer to Question 2

C




rachel9

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Reply 2 on: Jun 20, 2018
Wow, this really help


cdmart10

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Reply 3 on: Yesterday
Great answer, keep it coming :)

 

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