The population distribution in the United States based on race/ethnicity and blood type as reported by the American Red Cross is given here.
Race/Ethnicity |
Blood Type |
O |
A |
B |
AB |
White |
36% |
32.20% |
8.80% |
3.20% |
Black |
7% |
2.90% |
2.50% |
0.50% |
Asian |
1.70% |
1.20% |
1% |
0.30% |
All others |
1.50% |
0.80% |
0.30% |
0.10% |
a. A volunteer blood donor walks into a Red Cross Blood office. What is the probability she will be Asian and have Type O blood?
b. What is the probability that a white donor will not have Type A blood?
c. What is the probability that an Asian donor will have either TypeAor Type B blood?
d. What is the probability that a donor will have neither Type A nor Type AB blood?