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For the data in the Excel file Education and Income, find 95% confidence intervals for the...

For the data in the Excel file Education and Income, find 95% confidence intervals for the mean annual income of males and the mean annual income of females. Can you conclude that the mean income of one group is larger than the other?

Education and Income
Gender Age Level of Education Gross Annual Income
Female 40-60 Graduate Degree $75,000
Female 25-39 Bachelor's Degree $47,000
Male 40-60 High School/GED $40,000
Female 25-39 Some College $30,000
Female 25-39 Some College $60,000
Female 40-60 Bachelor's Degree $80,000
Female 25-39 Bachelor's Degree $10,000
Female 25-39 Bachelor's Degree $43,000
Male 25-39 Bachelor's Degree $130,000
Female 40-60 Bachelor's Degree $89,000
Female 40-60 Graduate Degree $50,000
Female 18-24 Some College $13,462
Female 25-39 Bachelor's Degree $85,000
Male 25-39 Bachelor's Degree $60,000
Male 40-60 Graduate Degree $200,000
Female 25-39 Associates Degree $44,000
Male 25-39 High School/GED $26,000
Male 25-39 Some College $46,100
Male 25-39 Graduate Degree $15,000
Female 25-39 Some College $15,288
Male 25-39 Bachelor's Degree $58,000
Female 18-24 Bachelor's Degree $10,000
Female 25-39 Bachelor's Degree $85,000
Male 18-24 Bachelor's Degree $20,000

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