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posted by  Patso on 10/7/2008 9:50:15 AM  |  status: Closed  

What is the Poisson Probability of ....(Lifesaver points)

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The number x of people entering the intensive care unit at a particular hospital on any one day has a Poisson probability distribution with mean equal to five persons per day.
 
a. What is the probability that the number of people entering the intensive care unit on a particular day is two?  Less than two or equal to two?
 
b. Is it likely that x will exceed 10? Explain>?
 
I don't understand the poisson concept very well and don't understand this question or how to do it?
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posted by John solomon on 10/7/2008 10:23:52 AM  |  status: Live
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Patso's comment:
"Thank you very much, now that I see this I understand it better. I didn't understand that for above ten you would have to subtract the nine others. Thank you very much!"
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