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vertor
2002 May 31
1
Manual scaling a scatter plot
Hello R-help,
I have a data.frame where I want to scatterplot variable1 versus variable2 using a third variable as a factor. For each factor I want to have a regression line in the same plot with different color and symbols. Var1, and var2 contain a lot of NA,sometimes the dependent var sometimes the predictor, sometimes both together.
Three problems occure:
Makeing subsets to split the data