Time magazine July 15 2002 quoted a poll of 10 000
Time magazine (July 15, 2002) quoted a poll of 10,000 Americans in which only 4% said they were vegetarians.
a. What has to be assumed about this sample to construct a confidence interval for the population proportion of vegetarians?
b. Construct a 99% confidence interval for the population proportion. Explain why the interval is so narrow, even though the confidence level is high.
c. In interpreting this confidence interval, can you conclude that fewer than 10% of Americans are vegetarians? Explain your reasoning.
Membership TRY NOW
  • Access to 800,000+ Textbook Solutions
  • Ask any question from 24/7 available
    Tutors
  • Live Video Consultation with Tutors
  • 50,000+ Answers by Tutors
OR
Relevant Tutors available to help