A random sample of 81 items is taken, producing a sample mean of 47.The population standard deviation
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A random sample of 81 items is taken, producing a sample mean of 47.The population standard deviation is 5.89.Construct a 90% confidence interval to estimate the population mean.
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Related Book For
Business Statistics For Contemporary Decision Making
ISBN: 978-1118749647
8th edition
Authors: Black Ken
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