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Give the point estimate of population mean

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Reference no: EM13117623

A random sample of 121 checking accounts at bank showed an average daily balance of $280 the standard deviation of the population is known to be $6.

Find the standard error of the mean
give the point estimate of the population mean
construct a 80% confidence interval estimates for the mean
construct a 95% confidence interval for the mean

Reference no: EM13117623

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