Re: [R] Sampling from data set

2010-10-05 Thread Jeffrey Spies
If poproh.3 was your dataset as a data.frame (an object with row and column dimensions), you need a comma following the row selection (sample(...)) to indicate that you want to select those rows and all columns: newsample <-poprho.3[sample(1:1,100),] # note the last comma in the brackets Gene

Re: [R] Sampling from data set

2010-10-05 Thread Jeffrey Spies
We'll probably need much more info, but this should get you started: nameOfDataSet[sample(1:1, 100),] You can replace the 1 with dim(nameOfDataSet)[1] to make it more dynamic. Jeff. On Tue, Oct 5, 2010 at 3:07 AM, Jumlong Vongprasert wrote: > Dear all. > I have data with 2 variable x,y

[R] Sampling from data set

2010-10-05 Thread Jumlong Vongprasert
Dear all. I have data with 2 variable x,y size 1. I want to sampling from this data with size 100. How I can do it. THANK. -- Jumlong Vongprasert Institute of Research and Development Ubon Ratchathani Rajabhat University Ubon Ratchathani THAILAND 34000 [[alternative HTML version dele