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A survey of 1972 adults asked how many years of education they had. The sample mean was 13.37 with a standard deviation of 3.13 years.

A survey of 1972 adults asked how many years of education they had. The sample mean was 13.37 with a standard deviation of 3.13 years. Find a 98% confidence interval for the population mean . Is is safe to conclude the population mean number of year of education is GREATER than 13? ______________________________ Note: Enter YES or NO

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