Thursday
December 18, 2014

Homework Help: Statistics

Posted by Mary on Friday, May 18, 2012 at 5:00pm.

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%

Answer this Question

First Name:
School Subject:
Answer:

Related Questions

Statistics - A recent Gallup Poll dealt with the proportion of Canadians who ...
Statistics - Use the given data to find the minimum sample size required to ...
statistics - A political candidate has asked you to conduct a poll to determine ...
Algebra - In a sports poll, 53% of those surveyed believe their high school ...
11th grade - Suppose you surveyed 50 students and 34 said that they approve of ...
Statistics - In a poll of voters in a certain city, 32% said that they backed a ...
statistics - In a poll of voters in a certain city, 32% said that they backed a ...
math - in a recent poll of 1,800 adults only 25% of the population approves of ...
Statistics - One month before a recall election, a poll of 500 Wisconsin voters ...
Quantitative Methods - 7) President’s job approval rating is frequently reported...

Search
Members