Question #16

If n=420 and X = 336, to construct a 99% confidence interval, you need to use which one of the following calculator

1. Enter your answer as an open-interval (i.e., parentheses) using decimals (not percents) accurate to three decimal places. Confidence interval = __________
2. Express the same answer as a tri-linear inequality using decimals (not percents) accurate to three decimal places. ________ < p < ______
3. Express the same answer using the point estimate and margin of error. Give your answers as decimals, to three places.p = _________ ___________