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Mathematics 12 Online
OpenStudy (anonymous):

ok so heres the question, It is estimated that one third of the general population has blood type A+.? If a sample of 9 people is selected at random, find the following probabilities. (Round your answers to four decimal places.) (a) Exactly 3 of them have blood type A+? step by step please (b) At most 3 of them have blood type A+?

OpenStudy (anonymous):

immediate help needed

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