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2012 Oct 03
5
error bars on line plot with error bars using ggplot
I'm new to this and struggling away with ggplot. I need to plot some line graphs for about 4 series. I have the values to plot and also the value of the standard error of the value. Is it possible to plot the standard error bars when the value are already calculated as opposed to letting R do the analysis to calculate the SE bars? Any simple example would be most appreciated. Thanks J