Contruct a 95% confidence interval for the population mean length of time that people have lived in the city, town, or community where they live now.

MATLAB: An Introduction with Applications
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Author:Amos Gilat
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Contruct a 95% confidence interval for the population mean length of time that people have lived in the city, town, or community where they live now. 

A recent General Social Survey has asked subjects, “how long have you lived in the city, town, or community
where you live now?" The responses of 1415 subjects in one survey had a median of 16 years, a mean of 20.3
and a standard deviation of 18.2.
Transcribed Image Text:A recent General Social Survey has asked subjects, “how long have you lived in the city, town, or community where you live now?" The responses of 1415 subjects in one survey had a median of 16 years, a mean of 20.3 and a standard deviation of 18.2.
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