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A magazine provided results from a poll of 500 adults who were asked to identify their favorite pie. Among the 500 respondents, 14% chose chocolate
A magazine provided results from a poll of 500 adults who were asked to identify their favorite pie. Among the 500 respondents, 14% chose chocolate pie, and the margin of error was given as +4 percentage points. Describe what is meant by the statement that "the margin of error was given as ‡ 4 percentage points."
Choose the correct answer below.
- A. The statement indicates that the study is only 4% confident that the true population percentage of people that prefer chocolate pie is exactly 14%.
- B. The statement indicates that the study is 100% - 4% = 96% confident that the true population percentage of people that prefer chocolate pie is 14%.
- C. The statement indicates that the true population percentage of people that prefer chocolate pie is in the interval 14% ‡ 4%.
- D. The statement indicates that the interval 14% ‡ 4% is likely to contain the true population percentage of people that prefer chocolate pie.
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