Injured Americans. The National Center for Health Statistics complies data on injuries and publishes the information in Vital and Health Statistics. A contingency table for injuries in the United States, by circumstance and gender, is as follows. Frequencies are in millions.
Circumstances Work (C1) Home (C2) Other (C3) Total
Gender
Male (S1) 8.0 9.8 17.8 = 35.6 Female
(S2) 1.3 11.6 12.9 = 25.8
Total 9.3 21.4 30.7 61.4
b. Find P(C1 | S2).