The following table represents the highest educational attainment of all adult
residents in a certain town. If a resident who has a master's degree is chosen at
random, what is the probability that they are aged 40-49? Round your answer to the
nearest thousandth.
High school only
Some college
Bachelor's degree
Master's degree
Total
Age 20-29 Age 30-39 Age 40-49 Age 50 & over Total
1330
933
1806
4607
710
4072
628
3476
984
3663
3255
15818
735
1744
765
4574
538
624
392
563
2117
2003
712
1351
5872
+
D