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A sample of 10 observations is selected from a normal

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A sample of 10 observations is selected from a normal population for which the population standard deviation is known to be 5. The sample mean is 22. (Round your answers to 3 decimal places.)

(a) The standard error of the mean is ____

(c) The 99 percent confidence interval for the population mean is between and ____

Reference no: EM13615037

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