American Red Cross. The American Red Cross must track their supply and demand for various blood types.
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American Red Cross. The American Red Cross must track their supply and demand for various blood types. They estimate that about 45% of the U.S. population has Type O blood, 40% Type A, 11% Type B, and the rest Type AB.
a) If someone volunteers to give blood, what is the probability that this donor:
i) Has Type AB blood?
ii) Has Type A or Type B blood?
iii) Is not Type O?
b) Among four potential donors, what is the probability that:
i) All are Type O?
ii) None have Type AB blood?
iii) Not all are Type A?
iv) At least one person is Type B?
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Related Book For
Business Statistics
ISBN: 9780321716095
2nd Edition
Authors: Norean D. Sharpe, Paul F. Velleman, David Bock, Norean Radke Sharpe
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