Average Earnings of College Graduates The average yearly
Chapter 9, Problem 2(choose chapter or problem)
Average Earnings of College Graduates The average yearly earnings of male college graduates (with at least a bachelors degree) are $58,500 for men aged 25 to 34. The average yearly earnings of female college graduates with the same qualifications are $49,339. Based on the results below, can it be concluded that there is a difference in mean earnings between male and female college graduates? Use the 0.01 level of significance. (91) Male Female Sample mean $59,235 $52,487 Population standard deviation 8,945 10,125 Sample size 40 35 Source: New York Times Almanac.
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