plot with different symbols and colors according to the factor levels
Hanna,
lili<-read.table("lili.txt",header=T) # don't forget to label the row
number if it's in your data
with(lili,plot(y,conc,pch=sample,col=sample))
Clint
Clint Bowman INTERNET: clint at ecy.wa.gov
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On Tue, 30 Aug 2016, li li wrote:
Hi all, I have the following data. I want to plot the data (y ~ conc) with different symbols and colors corresponding to different levels of the factor sample. I could create a column with color and pch and then do the plot, but I am sure there are much better ways. Can anyone make suggestions? Hanna y conc sample 1 33 20.000000000 1 2 33 5.000000000 1 3 35 1.250000000 1 4 43 0.312500000 1 5 58 0.078125000 1 6 54 0.019531250 1 7 57 0.004882812 1 8 57 0.001220703 1 9 32 20.000000000 1 10 32 5.000000000 1 11 34 1.250000000 1 12 52 0.312500000 1 13 57 0.078125000 1 14 58 0.019531250 1 15 59 0.004882812 1 16 50 0.001220703 1 17 34 20.000000000 2 18 34 5.000000000 2 19 38 1.250000000 2 20 53 0.312500000 2 21 57 0.078125000 2 22 57 0.019531250 2 23 57 0.004882812 2 24 52 0.001220703 2 25 34 20.000000000 2 26 33 5.000000000 2 27 36 1.250000000 2 28 48 0.312500000 2 29 58 0.078125000 2 30 57 0.019531250 2 31 58 0.004882812 2 32 53 0.001220703 2 33 34 20.000000000 2 34 35 5.000000000 2 35 37 1.250000000 2 36 49 0.312500000 2 37 55 0.078125000 2 38 59 0.019531250 2 39 57 0.004882812 2 40 54 0.001220703 2 41 36 20.000000000 3 42 33 5.000000000 3 43 36 1.250000000 3 44 51 0.312500000 3 45 57 0.078125000 3 46 57 0.019531250 3 47 59 0.004882812 3 48 56 0.001220703 3 49 33 20.000000000 3 50 32 5.000000000 3 51 35 1.250000000 3 52 47 0.312500000 3 53 57 0.078125000 3 54 56 0.019531250 3 55 57 0.004882812 3 56 53 0.001220703 3 57 33 20.000000000 3 58 34 5.000000000 3 59 38 1.250000000 3 60 52 0.312500000 3 61 56 0.078125000 3 62 61 0.019531250 3 63 56 0.004882812 3 64 55 0.001220703 3 [[alternative HTML version deleted]]
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