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Per hour in a large costco parking

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Reference no: EM131501107

Car security alarms go off at a mean rate of 2.9 per hour in a large Costco parking lot.  

Find the probability that in an hour there will be (Round your answers to 4 decimal places.)  

Probability

a) No alarms  

b) Fewer than three alarms  

c) More than seven alarms  

Please answer

Reference no: EM131501107

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