pairs.formula {base} | R Documentation |
Produce a matrix of scatterplots using formula notation.
pairs.formula(formula, data = NULL, subset, na.action, ...)
formula |
a formula, such as y ~ x . |
data |
a data.frame (or list) from which the variables in
formula should be taken. |
subset |
an optional vector specifying a subset of observations to be used in the fitting process. |
na.action |
a function which indicates what should happen when
the data contain NA s. |
... |
graphical parameters may also be passed as arguments,
see par . |
This is a method of the generic function pairs
. It
operates by setting up the data from the formula specification, and
then calling pairs.default
.
data(swiss) pairs(~ Fertility + Education + Catholic, data = swiss, subset = Education < 20)