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Author Question: A random sample of 1001 Americans aged 18-24 years showed that 51 believe their health is extremely ... (Read 30 times)

daltonest1984

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on: Jul 24, 2018
A random sample of 1001 Americans aged 18-24 years showed that 51 believe their health is extremely important. An approximate 95 confidence interval for the proportion of all 18-24 year olds who believe that their health is extremely important is
 a. between 41 and 61.
  b. between 46 and 56.
  c. between 48 and 54.
  d. between 50 and 52.

Question 2

A random sample of Americans at least 65 years old showed that 32 believe their health is extremely important. If the sample size was 100, approximately what was the margin of error?
 a. 1
  b. 5
  c. 10
  d. 15


cassie_ragen

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

C

Answer to Question 2

C


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