Sent from my phone. Please excuse my brevity.
On June 10, 2016 1:34:03 PM PDT, oslo via R-help <r-help at r-project.org> wrote:
>Dear All;
>I had difficulty to post a mail along with appropriate of data
>structure. I do sincerely apologize for multiple posting
>
>
>I would like to sum up the B$a column and cut off at 0.7 for the each
>row of intervals giving in file=A.For example the interval??at the
>first row in A$posA and A$posB is 1 and 9. So, I need adding up the B$a
>and cut off B$a>.7 from the 1 to 9 in B$pos. And then I need to the
>same using the intervals in the second, third..... rows in A. Obviously
>my loop is wrong and ?does not work properly. Please help for my this
>first experience. ?Regards
>Here are my codes
>#sorting B$possort=B[order(B$pos),]
>#Running loop
>for(i in 1:nrow(A)) {if(sum(B[a$B, i:A[1:2])>0.7) {print(A[1:i,]) } }
>Reply,?R
>
>------------------------------------------------------------------------
>
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