Question: A professor sees students during regular office hours. Time spent with students follows an exponential distribution with a mean of 10 minutes. a. Find the

A professor sees students during regular office hours.
Time spent with students follows an exponential with a mean of 10 minutes.
a. Find the probability that a given student spends fewer than 20 minutes with the professor.
b. Find the probability that a given student spends more than 5 minutes with the professor.
c. Find the probability that a given student spends between 10 and 15 minutes with the professor.

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