Assume that a sample is used to estimate a population proportion p . Find the 99.5% confidence interval for a sample of size 253 with 213 successes. Enter your answer as an open-interval ( i.e. ,...

Assume that a sample is used to estimate a population proportionp. Find the 99.5% confidence interval for a sample of size 253 with 213 successes. Enter your answer as anopen-interval (i.e., parentheses) using decimals (not percents) accurate to three decimal places.


99.5% C.I. =


Answer should be obtained without any preliminary rounding. However, the critical value may be rounded to 3 decimal places.