Re: two similar probability questions?
- From: "Meker John" <invalid@xxxxxxxxxxx>
- Date: Thu, 15 Dec 2005 15:35:32 -0600
<yuanhp_china@xxxxxxxxxxx> wrote in message
news:1134679779.075688.48080@xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx
> Appreciate your help. Two question is similar. You can help me for one
> of them.
> Thank you very much.
>
> 1. The occurence of event A has a uniform distribution between [0,T].
>
> Given the time T, let X1, X2,...Xn be n independable random varibles
> which are the number that the event A occurs. Hence, Xi >= 0
> (i=1,2....n).
>
> S = X1+X2+...+Xn
>
> Then my question is how to get P(S >= m) ? Here, m is a constant.
obvious. it is uniform. {assuming 0< m < n*T}
>
>
> 2. The occurence of event A has a uniform distribution during any
> periods [t,t+T].
>
> Let S is the number that the event A occurs during period [0, nT].
>
> Then my question is how to get P(S >= m) ? Here, m is a constant.
>
obvious, it is uniform. {but what is m bounded by?} 0 and ?
.
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