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Question

Traffic on a highway is moving at a rate 360 vehicles per hour at a location. If the number of vehicles arriving on this highway follows Poisson distribution, the probability (round off to 2 decimal places) that the headway between successive vehicles lies between successive vehicles lies between 6 and 10 seconds in


  1. 0.18

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Solution

The correct option is A 0.18

λ=360veh/hr
=3603600.vehsec=0.1veh/sec
P(610)=(λt2)0eλt20!(λt1)0eλt10!
=1×e0.1×611×e0.1×101
=0.18


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