# Question: Car security alarms go off at a mean rate of

Car security alarms go off at a mean rate of 3.8 per hour in a large Costco parking lot. Find the probability that in an hour there will be

(a) No alarms;

(b) Fewer than four alarms; and

(c) More than five alarms.

(a) No alarms;

(b) Fewer than four alarms; and

(c) More than five alarms.

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