(Answered) Confidence interval to estimate the actual proportion

Economics

Problem: A department of education reported in 2007, 68% of students enrolled in college or a trade school within 12 months of graduating from high school. In random sample of 320 individuals graduated from high school 12 months prior was selected. From this sample, 196 students were found to be enrolled in college or a trade school.

Required:

Question 1: A 90% confidence interval to estimate the actual proportion has a lower limit of ___ and an upper limit of ____.

Question 2: What is the margin of error for this sample?

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Macroeconomics, Economics

Category:- Macroeconomics
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