Get an education: In 2012 the General Social Survey asked 833 adults how many years of education they had. The sample mean was 9.77 years with a standard deviation of 9.53 years. Part: 0 / 2 Part 1 of 2 (a) Construct a 99% confidence interval for the mean number of years of education. Round the answers to at least two decimal places. A 99% confidence interval for the mean number of years of education is

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