A 1984 study indicated that the average yearly housing cost for a family of 4 was $12,983.
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A 1984 study indicated that the average yearly housing cost for a family of 4 was $12,983. A random sample of 200 families in a US city resulted in a mean of $ 14,039 with a standard deviation of $2,129. Is this city’s sample mean significantly higher than the population mean?
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Related Book For 
Statistics For Business And Financial Economics
ISBN: 9781461458975
3rd Edition
Authors: Cheng Few Lee , John C Lee , Alice C Lee
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