Plot data and add a regression line.

## Usage

```
PlotWLine(
x,
y,
xlab = "",
ylab = "",
col = fadeColor(4, "88"),
cex = 1.2,
pch = 20,
n = 4,
nMax = 4,
yR = 0.1,
axes = TRUE,
...
)
```

## Arguments

- x
Predictor variable.

- y
Outcome variable.

- xlab
x-axis label.

- ylab
y-axis label.

- col
Color of points.

- cex
Size of points.

- pch
Plotting character.

- n
The preferred number of axis labels.

- nMax
The maximum number of axis labels.

- yR
y-limit buffer factor.

- axes
Boolean to indicate whether or not to include axes.

- ...
Passed to

`plot`

.