The amount of time (in minutes) that a party hat to wait to be seated in...

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The amount of time (in minutes) that a party hat to wait to beseated in a restaurant has an exponential distribution with a mean15. Find the probability that it will take between 10 and 20minutes to be seated for a table. If a party has already waited 10minutes for a table, what is the probability it will be at leastanother 5 minutes before they are seated? If the restaurant decidesto give a free drink to the top 10% of customers who have to waitthe longest, at least how long will a party have to wait in orderto get a free drink?

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The distribution given here isas the mean is the reciprocal of its parametera The probability that it will take between 10 and 20 minutesto be See Answer

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