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A random sample of 72 bottles of cologne showed an average content of 4 ounces. It is known that the population standard deviation of the
A random sample of 72 bottles of cologne showed an average content of 4 ounces. It is known that the population standard deviation of the contents is 8 ounces. What is the standard error of the mean, sigma subscript x with bar on top end subscript? Keep two decimal places of your
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