MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
6th Edition
ISBN: 9781119256830
Author: Amos Gilat
Publisher: John Wiley & Sons Inc
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Concept explainers

Estimation
A new framework of data analysis where the new statistical methods are used for interpreting the results and analyzing the data is known as estimation in statistics.
Question
100%

A toy store would like to open a new store in the city of Thousand Oaks, and they would like to know what proportion of households have kids. Out of 600 households sampled, 148 had kids. Based on this, construct a 99% confidence interval for the true population proportion of Thousand Oaks households with kids.

    1. Enter your answer as an open-interval (i.e., parentheses) using decimals (not percents) accurate to three decimal places.
      Confidence interval = 

 

    1. Express the same answer as a tri-linear inequality using decimals (not percents) accurate to three decimal places. < p < 

 

  1. 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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