We wish to estimate what percent of adult residents in a certain county are parents. Out of 200 adult residents sampled, 128 had kids. Based on this, construct a 99% confidence interval for the proportion p of adult residents who are parents in this county. Express your answer in tri-inequality form. Give your answers as decimals, to three places.

A First Course in Probability (10th Edition)
10th Edition
ISBN:9780134753119
Author:Sheldon Ross
Publisher:Sheldon Ross
Chapter1: Combinatorial Analysis
Section: Chapter Questions
Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...
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We wish to estimate what percent of adult residents in a certain county are parents. Out of 200 adult residents
sampled, 128 had kids. Based on this, construct a 99% confidence interval for the proportion p of adult residents
who are parents in this county.
Express your answer in tri-inequality form. Give your answers as decimals, to three places.
<p<
Express the same answer using the point estimate and margin of error. Give your answers
as decimals, to three places.
p =
Transcribed Image Text:We wish to estimate what percent of adult residents in a certain county are parents. Out of 200 adult residents sampled, 128 had kids. Based on this, construct a 99% confidence interval for the proportion p of adult residents who are parents in this county. Express your answer in tri-inequality form. Give your answers as decimals, to three places. <p< Express the same answer using the point estimate and margin of error. Give your answers as decimals, to three places. p =
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