A contingency table for injuries in the United states, by circumstances and gender, is a follows. Frequencies are in millions. Circumstances Work Home Other Total C1 C2 C3 Gender Male. 8.0. 9.8. 17.8...

A contingency table for injuries in the United states, by circumstances and gender, is a follows. Frequencies are in millions.

                       Circumstances

         Work     Home         Other        Total

           C1         C2                  C3

Gender

Male.    8.0.       9.8.            17.8        35.6

S1

Female1.3         11.6          12.9     25.8

S2

Total.    9.3       21.4          30.7       61.4

I need

a. Find P(C1)

b. Find P(C1,S2)

c. Are events C1 and S2 independent? Could you explain me your answer.

d. Is the event that an injured persen was hurt at home? Could you explain me your answer.