[R] Help plz to fix it

Rui Barradas ruipbarradas at sapo.pt
Mon Oct 22 22:09:52 CEST 2012


Hello,

Try ?cumsum.

cumsum(p)

Hope this helps,

Rui Barradas
Em 22-10-2012 19:41, Rlotus escreveu:
> I have an array of probabilities....it is p. So if user types x=1 then
> probability is p1=1/10.
> If user types x=2 it means that p2= p1+p2
> if user types x=3 it means that p3=p1+p2+p3....and so on.
> So i created a code..... but it doesnt work properly. Help me plz to fix it)
> Thank u in advance.
>
> psidp=function(x){
>    p<-(1/10 2/5 2/5 2/5 2/5 1/10 1/10 1/10 1/10 1/10)
>     i==0;
>     if (x!=0){
>     	for (i in 1 to x)
>     	{p[i]=p[i]+p[i-1]
>     	p[i]
>     		}
>
> }
>     	
>     	   	   	
>     		
>
>
>
>
> --
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>
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