Mathematics, 17.10.2020 14:01, anabelhosva

Our TA owns four Porsches, each works 80% of the time, and two Ferraris, each works 60% of the time. What is the probability that on a given day, at least half of the Porsches and at least half of the Ferraris work?

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Our TA owns four Porsches, each works 80% of the time, and two Ferraris, each works 60% of the time....