7 Natural Language Request For the given data in the variables "weeks" and "values," show a bar chart using ggplot2. Place the values on top of the bars.
## create three factor variables of length 50. FacVar1 = as.factor(rep(c("level1", "level2"), 25)) FacVar2 = as.factor(rep(c("levelA", "levelB", "levelC"), 17)[-51 ...
In the R programming language, the de facto standard framework for drawing rectangular coordinates is ggplot2. The most important feature of ggplot2 is that it is object-oriented and uses the plus ...
One of the most appealing things about R is its ability to create data visualizations with just a couple of lines of code. [This story is part of Computerworld’s “Beginner’s guide to R.” You’ll find ...