I am making a scatter plot of two variables and would like to colour the points by a factor variable. Here is some reproducible code:
My first post and I\'m very new to R so this may be a lob.I have search all over for a solution though, so I\'m finally posting for help.Let me know if I need to clarify or provide more information.
This question already has answers here: Closed 11 years ago. Possible Duplicate: R - How to convert a factor to an integer\\numeric in R without a loss of information
I have a csv file and when i use this command SOLK<-read.table(\'Book1.csv\',header=TRUE,sep=\';\')
have something alike. I have a dataset with 22000 values and want to show them in a proper way (with my data: a graph for every river with the fish species cought in this river on the y-axis and the n
I use ddply a lot. I use ordered factors occasionally. Calling ddply on a data frame that contains an ordered factor drops any ordering in the recombined data frame.
I have a matrix of the form arkhansas 15 16 17 newyork 56 45 30 where column 1 are factors and columns开发者_StackOverflow社区 2:4 are integers.
The issue of dropping unused factor levels when subsetting has come up before. Common solutions include using character vectors where possible by declaring
I made the following example code to give you an idea of my real dataset. I have 2 datasets, a factor variable List and a logical variable ok.
I would like to know how I can re-order the columns of a histogram in a way that makes sense to my data. This example illustrates what I\'m trying to do.
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