search for: sample_no

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2010 Nov 04
5
Sorting data from one column with strings
Hello, I have tried to find this out some other way, but unsuccessful I have to try this list. I assume this should be quite simple. I have a dataset with 4 columns, "Sample_no", "Species", "Nitrogen", "Carbon" in csv format. In the species column I have many different species with varying number of obs per species Eg "Sample_no" "Species" "Nitrogen" "Carbon" 1 Cod 15.2 -19.0 2 Haddock 14.8...