# panel.car

From car v3.0-4
by John Fox

##### Panel Function for Coplots

a panel function for use with `coplot`

that plots points, a lowess line,
and a regression line.

- Keywords
- aplot

##### Usage

```
panel.car(x, y, col, pch, cex=1, span=0.5, lwd=2,
reg.line=lm, lowess.line=TRUE, ...)
```

##### Arguments

- x
vector giving horizontal coordinates.

- y
vector giving vertical coordinates.

- col
point color.

- pch
plotting character for points.

- cex
character expansion factor for points.

- span
span for lowess smoother.

- lwd
line width, default is

`2`

.- reg.line
function to compute coefficients of regression line, or

`FALSE`

for no line.- lowess.line
if

`TRUE`

plot lowess smooth.- …
other arguments to pass to functions

`lines`

and`regLine`

.

##### Value

`NULL`

. This function is used for its side effect: producing
a panel in a coplot.

##### See Also

##### Examples

```
# NOT RUN {
coplot(prestige ~ income|education, panel=panel.car,
col="red", data=Prestige)
# }
```

*Documentation reproduced from package car, version 3.0-4, License: GPL (>= 2)*

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