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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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
  1. In a survey of 2383 U.S. adults, 1073 think there should be more government regulation of banks.

 

          Find the point estimate for the population proportion of U.S. Adults who think there should be more regulation of banks.

 

           Construct a 90% confidence interval for the population proportion.

 

 

        Find the minimum sample size needed to be sure at the 99% confidence level that the estimate is within 3 percentage points of the population proportion.

 

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