We wish to estimate what percent of adult residents in a certain county are parents. Out of 100adult residents sampled, 67 had kids. Based on this, construct a 90% confidence interval for theproportion, p, of adult residents who are parents in this county.Give your answers as decimals, to three places.

Given : n = 100 x = 67 Confidence level = 90%

Answered: We wish to estimate what percent of…

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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Out of 200 people sampled, 50 had kids. Based on this, construct a 90% confidence interval for the true population proportion of people with kids.Give your answers as decimals, to three places
In a recent survey of 1092 students, 966 of them would like to recommend www.helpyourmath.com to their friends. Construct a 95% confidence interval estimate the proportion of all students who would recommend to their friends. www.helpyourmath.com Give your answers to three decimals:
Out of 300 people sampled, 282 had kids. Based on this, construct a 95% confidence interval for the true population proportion of people with kids.Give your answers as decimals, to three places
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Construct a 96% confidence interval if x=75 and n=200. Round your answers to 3 decimal places.
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Many high school students take the AP tests in different subject areas. In one year, of the 144,651 students who took the biology exam 84,698 of them were female. In that same year, of the 214,919 students who took the calculus AB exam 125,498 of them were female. Estimate the difference in the proportion of female students taking the biology exam and female students taking the calculus AB exam using a 99% confidence level. Round to four decimal places. With 99 O % confidence, it can be concluded that the true difference in the proportion of female students taking the biology exam and the proportion of female students taking the calculus AB exam (P₁ - P2) is between and
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Out of 500 people sampled, 200 had kids. Based on this, construct a 90% confidence interval for the true population proportion of people with kids.Give your answers as decimals, to four places

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