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14-05-2024
Mathematics

Answered

A concierge is a hotel employee who finds food and entertainment for hotel guests. Suppose a concierge makes dinner reservations at three different restaurants with one. third of the guests choosing restaurant R1, one-half choosing R2, and one-sixth choosing R3. Past experience has shown that three-quarters of those who go to R1 are married, two-thirds of those who choose R2 are married, and one-half of those who choose R3 are married. Draw tree diagram to represent this scenario. If you know one of the reservations is for a married couple, what is the probability that they went to R3?

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