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Mathematics, 16.03.2020 17:58 pedro48
Suppose that a high school marching band has 86 members. Of these 86 band members, 26 are seniors, 17 play the trumpet, and 4 are seniors who play the trumpet. What is the probability that a randomly selected band member is a senior given that he or she plays the trumpet? Give your answer as a percentage, rounded to one decimal place. What is the probability that a randomly selected band member plays the trumpet given that he or she is a senior?
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Suppose that a high school marching band has 86 members. Of these 86 band members, 26 are seniors, 1...
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