mplot {sitar} | R Documentation |
Plot multiple growth curves
Description
Function to plot multiple growth curves indexed by subject id.
Usage
mplot(x, y, id, data = parent.frame(), subset = NULL, add = FALSE, ...)
Arguments
x |
vector of x coordinates. |
y |
vector of y coordinates. |
id |
factor denoting subject levels. |
data |
optional dataframe containing |
subset |
optional logical defining a subset of rows in |
add |
optional logical defining whether the plot is pre-existing (TRUE) or new (FALSE). |
... |
Further graphical parameters (see |
Details
The arguments x
, y
and id
can be given as character
strings. The par
parameters can be functions of vector
variables in data
, e.g. to colour curves separately by id
use:
col = id
.
Author(s)
Tim Cole tim.cole@ucl.ac.uk
Examples
mplot(age, height, id, heights, col=id)
[Package sitar version 1.4.0 Index]