Mathematics, 09.01.2020 01:31, datbih12345

The number of phone calls cominginto a switchboard in the next
five minutes will either be 0, 1, or2. the probabilities are the
same for each of these (1/3). ifx is the number of calls arriving
in a five-minute time period, what is the mean of x?

Answers: 1

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The number of phone calls cominginto a switchboard in the next
five minutes will either be 0,...