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Author Question: Which of the following will not change the width of a confidence interval? 1.Increasing the ... (Read 151 times)

storky111

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on: Jul 24, 2018
Which of the following will not change the width of a confidence interval?
  1.Increasing the population size from 100,000 to 200,000.
  2.Increasing the confidence level from 90 to 95.
  3.Increasing the sample size from 1,000 to 2,000.

Question 2

A study was conducted to learn about vegetarianism among men and women. Independent random samples of 434 U.S. women and 747 U.S. men were obtained. Of those sampled, 195 women and 276 men said that they sometimes order a dish without meat, fish or fowl when they eat out. Based on the 95 confidence interval of (0.02, 0.14), is it reasonable to conclude that the population proportions who
   sometimes order a dish without meat,
   fish or fowl when they eat out differ for
   women and men?


  1.Yes
  2.No


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krakiolit

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

1

Answer to Question 2

1


storky111

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Reply 2 on: Jul 24, 2018
:D TYSM

helenmarkerine

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Reply 3 on: Yesterday
Wow, this really help

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