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# Suppose that the times required for a cable company to x cable problems in its customers' homes are uniformly distributed between 40 minutes and 65...

Suppose that the times required for a cable company to ﬁx cable problems in its customers' homes are uniformly distributed between 40 minutes and 65 minutes.

(a) What is the probability that a randomly selected cable repair visit will take at least 50 minutes?

(b) What is the probability that a randomly selected cable repair visit will take at most 55 minutes?

(c) What is the expected length of the repair visit?

(d) What is the standard deviation?