Here is one way and how to access the data:
> x [,1] [,2] [1,] -1 0.05 [2,] 1 0.05 [3,] 1 0.00 [4,] 0 0.05 [5,] -1 0.00 [6,] 0 0.10 [7,] 1 0.10 [8,] -1 0.00 [9,] -1 0.10 [10,] 0 0.05 [11,] 0 0.10 [12,] -1 0.10 [13,] 1 0.00 [14,] -1 0.05 [15,] 1 0.00 > tapply(x[,1], x[,2], table) $"0" -1 1 2 3 $"0.05" -1 0 1 2 2 1 $"0.1" -1 0 1 2 2 1 > y <- tapply(x[,1], x[,2], table) > y[["0"]]["-1"] -1 2 > y[["0.1"]]["0"] 0 2 > On 12/30/05, Xiyan Lon <[EMAIL PROTECTED]> wrote: > > Dear all, > I want to summary and count my data something like > > te.Ce > [,1] [,2] > [1,] -1 0.05 > [2,] 1 0.05 > [3,] 1 0.00 > [4,] 0 0.05 > [5,] -1 0.00 > [6,] 0 0.10 > [7,] 1 0.10 > [8,] -1 0.00 > [9,] -1 0.10 > [10,] 0 0.05 > [11,] 0 0.10 > [12,] -1 0.10 > [13,] 1 0.00 > [14,] -1 0.05 > [15,] 1 0.00 > > How could I count (summary) all my data which I need the result like > > for 0.05 > -1 0 1 > 2 2 1 > > for 0.00 > -1 0 1 > 2 0 3 > > for 0.10 > -1 0 1 > 2 2 1 > > I have tried with summary but I did not find what I need. > Maybe someone could help me. > Happy new year. > Xiyan Lon > > ______________________________________________ > R-help@stat.math.ethz.ch mailing list > https://stat.ethz.ch/mailman/listinfo/r-help > PLEASE do read the posting guide! > http://www.R-project.org/posting-guide.html > -- Jim Holtman Cincinnati, OH +1 513 247 0281 What the problem you are trying to solve? [[alternative HTML version deleted]] ______________________________________________ R-help@stat.math.ethz.ch mailing list https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide! http://www.R-project.org/posting-guide.html