Question

A study was completed in Georgia. In northern Georgia, the study involved 3,000 patients; 84% of them experienced flulike symptoms during the month of December. The study had a margin of error of 1.7% What does that mean for the study?

Answer 1

The confidence interval of the study is between 82.3% and 85.7%.

What is the confidence interval?
A confidence interval is the range of a population parameter . It estimates the range for a set of values for a certain proportion of times.

Confidence interval = mean ± margin of error
(84 - 1.7) - (84 + 1.7)
82.3 - 85.7%