Calculate the expected number of requests received and

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A car owners" club which offers a rescue service for stranded motorists has to make a decision on the number of breakdown patrols to deploy between midnight and 8 a.m. on weekdays during the summer. The number of requests for assistance received by a local office during these hours follows the probability distribution shown below.

No. of requests received

0

1

2

3

4

5

Probability

0.01

0.12

0.25

0.42

0.12

0.08

(a) Calculate the expected number of requests received and interpret your results.

(b) Is this a discrete or a continuous probability distribution?

Reference no: EM13576599

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