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Mathematics, 23.10.2019 07:50 szinx

Here is the probability model for the blood type of a randomly chosen person in the united states.
blood type 0 a b ab
probability 0.41 0.22 0.03 0.34
maria has type b blood. she can safely receive blood transfusions from people with blood types o and b. what is the probability that a randomly chosen american can
donate blood to maria?

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Here is the probability model for the blood type of a randomly chosen person in the united states.
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