I want to plot the values of "Var1" and "Var2" on the same plot, with x-axis labeling as the list of IDs. But I want to color the points by their category in "Group". Is it possible to do in ggplot, or do i have to plot from scratch using basic plot?
On Fri, May 3, 2013 at 1:49 PM, David Winsemius <dwinsem...@comcast.net>wrote: > > On May 3, 2013, at 1:37 PM, Ye Lin wrote: > > > Hey, > > > > I have a dataset like this: > > > > ID Var1 Var2 Group > > A1 1 1 BB > > A2 1 2 AA > > B1 2 1 CC > > B2 1 3 DD > > C1 1 2 EE > > > > I would like to plot the points of Var1 and Var2, use "ID" as X-axis, but > > color the points by "Group". I can only manage to color the points by > "ID" > > after transform the dataset to "tall" using "reshape" package. > > If I were given the task of designing a plotting system that would > "decide" what to do with a categorical "x-axis" request, it would probably > deliver a barplot. My guess is that you do not want that. But what do you > mean by a "point" whose x-value is "A1"? > > -- > > David Winsemius > Alameda, CA, USA > >
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