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Margin of error and confidence interval

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Reference no: EM131468961

An average waiting time in an Emergency Room for n = 60 randomly selected patients was found as x¯ = 25 minutes (sample mean).

Find Margin of Error and Confidence Interval for the population mean of waiting time in that hospital. Population standard deviation is given, σ=5 min, and Confidence Level is 95%.

Reference no: EM131468961

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