The American Red Cross says that about 11% of the U.S. population has Type B blood. A blood drive is being held at your
school.
-What is the probability that exactly 2 of the first 20 blood donors have Type B blood?

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The Answer of The American Red Cross says that about 11% of the U.S. population has Type B blood. A blood drive is being held at your
school.
-What is the probability that exactly 2 of the first 20 blood donors have Type B blood?

The American Red Cross Says That About 11% of the U.S