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A vending machine offers 8 different drinks. One day, 6 employees each purchased a drink from the vending machine. Find the probability that at least 2 employees purchased the same drink. Round your answer to the nearest hundredth.
 one year ago
 one year ago
A vending machine offers 8 different drinks. One day, 6 employees each purchased a drink from the vending machine. Find the probability that at least 2 employees purchased the same drink. Round your answer to the nearest hundredth.
 one year ago
 one year ago

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shubhamsrgBest ResponseYou've already chosen the best response.0
find probability that no employee purchased the same drink and subtract from 1.
 one year ago

shivamsinhaBest ResponseYou've already chosen the best response.1
total cases: each man has 8 choices.so total cases = 8^6. each has different drink: cases = 8*7*6*5*4*3. for at least two have same drink = total cases  when each have different drink = 8^6  8*7*6*5*4*3. probability = (8^6  8*7*6*5*4*3) / (8^6).
 one year ago
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