Question

A sample of 250 people resulted in a confidence interval estimate for the proportion of people who believe that the federal government's proposed tax increase is justified is between 0.14 and 0.20. Based on this information, what was the confidence level used in this estimation?

Approximately 1.59
95 percent
Approximately 79 percent
Can't be determined without knowing

Answer 1

Answer: Approximately 79 Percent

Explanation:

The confidence level used in this estimation is approximately 79 percent.