certain city, a researcher wishes to determine whether the average income of the residents is ₱13,000. Using a sample of 19 residents, he found a mean income of ₱13,561.25 with a standard deviation ₱2,500. At ? = 0.01, can the researcher conclude that the average income of the population is indeed ₱

MATLAB: An Introduction with Applications
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ISBN:9781119256830
Author:Amos Gilat
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Chapter1: Starting With Matlab
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 In a certain city, a researcher wishes to determine whether the average income of the residents is ₱13,000. Using a sample of 19 residents, he found a mean income of ₱13,561.25 with a standard deviation ₱2,500. At ? = 0.01, can the researcher conclude that the average income of the population is indeed ₱13,000?

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