| plotbyfactor |
x-y scatterplot, colored by levels of a factor.
|
plotbyfactor |
Usage:
plotbyfactor(x, y, f, data, col, pch, add, lg, ...)
Description:
Produces a scatter plot of x-y data, with different classes given
by a factor f. The different classes are identified by different
colours and/or symbols.
Arguments:
- x
-
Variable for x axis.
- x
-
Variable for y axis.
- f
-
Factor (or variable for which as.factor() works).
- data
-
data frame for variables x, y, f. Default: sys.parent().
- col
-
Color numbers to use in plot. Will be replicated if shorter than the
number of levels of the factor f. Default: 1:10.
- pch
-
Vector of plot characters. Replicated if necessary.
Default: "O".
- add
-
If TRUE, add to existing plot. Otherwise, create new plot.
Default: FALSE.
- lg
-
Coordinates to place a legend. Default: Missing (no legend).
- ...
-
Other graphical parameters, labels, titles e.t.c.
Examples:
data(iris)
plotbyfactor(petal.wid,petal.len,species,data=iris)
Key Words:
locfit
|