Assume that a sample is used to estimate a populationproportion p. Find the 90% confidence interval for asample of size 121 with 42 successes. Enter youranswer as an open-interval (i.e., parentheses) usingdecimals (not percents) accurate to three decimalplaces.C.I. =

Given : Sample Size, n = 121 Number of successes, x = 42

Answered: Assume that a sample is used to…

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

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Assume that a sample is used to estimate a populatio proportion p. Find the 90% confidence interval for a sample of size 121 with 42 successes. Enter your answer as an open-interval (i.e., parentheses) using decimals (not percents) accurate to three decimal places. C.I. =