Assume that a sample is used to estimate a population proportion p . Find the 98% confidence interval for a sample of size 238 with 50.8% successes. Enter your answer as an open-interval ( i.e. ,...

Assume that a sample is used to estimate a population proportion
p. Find the 98% confidence interval for a sample of size 238 with 50.8% successes. Enter your answer as an
open-interval
(i.e., parentheses) using decimals (not percents) accurate to three decimal places.


98% C.I. =



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