Suppose you want to estimate a population mean . From your sample, you find that the sample
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Suppose you want to estimate a population mean μ. From your sample, you find that the sample mean is 200, the sample standard deviation is 30, the total population is 500, and the sample drawn is 30. Find a 90 % confidence interval for the population mean.
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Given Sample mean x 200 Sample standard deviation s 30 Sample size n 30 We use tdistribution ...View the full answer
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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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