Ask a New Question

Question

A Gallup Poll reported the percentage of Americans who approve of the President's job performance was 47% with a margin of error of 2 percentage points. What is a 95% confidence interval for the population percentage?

A. 41% to 53%
B. 45% to 49%
C. 46% to 48%
D. 43% to 51%


13 years ago

Answers

MathGuru
Calculate .47 ± .02 for your interval. Convert to a percent to make your selection.
13 years ago

Related Questions

In a Gallup poll of 1,038 adults, 540 saud that second-hand smoke is very harmful. What is the perce... According to a Gallup Poll conducted in March of 2009, 38% of American adults polled believe that gl... A recent Gallup Poll dealt with the proportion of Canadians who favoured the various Prime Ministers... A Gallup poll of 1236 adults showed that 12% of the respondents believe that it is bad luck to walk... A Today/CNN/Gallup Poll of 1015 adults found that 13% approved of the job Congress was doing in 1995... The Gallup Poll uses a procedure called random digit dialing, which creates phone numbers based on a... According to a 2018 Gallup poll of adults around the world, 15% of respondents said they would like...
Ask a New Question
Archives Contact Us Privacy Policy Terms of Use