An Insurance Analyst Working for a Car Insurance Company Would

An insurance analyst working for a car insurance company would like to determine the proportion of accident claims covered by the company. A random sample of 200 claims shows that the insurance company covered 80 accident claims and did not cover 120 claims. Construct a 90 percent confidence interval estimate of the true proportion of claims covered by the insurance company.

A) [.356, .444]
B) [.360, .440]
C) [.372, .428]
D) [.343, .457]