HH (version 3.1-32)

regr2.plot: 3D plot of z against x and y, with regression plane fit and display of squared residuals.

Description

3D plot of z against x and y, with regression plane fit and display of squared residuals.

Usage

regr2.plot(x, y, z, main.in="put a useful title here", resid.plot=FALSE, plot.base.plane=TRUE, plot.back.planes=TRUE, plot.base.points=FALSE, eye=NULL,                   ## S-Plus theta=0, phi=15, r=sqrt(3), ticktype="detailed", ## R ...)

Arguments

x,y,z

See

S-Plus persp. S-Plus persp.

main.in

main title for plot.

resid.plot

Argument to resid.squares.

plot.base.plane, plot.back.planes, plot.base.points

Should these items be plotted?

eye

S-Plus only. See

S-Plus persp. S-Plus persp.

theta, phi, r, ticktype

R only. See

S-Plus persp. S-Plus persp.

...

Other arguments to persp.

References

Heiberger, Richard M. and Holland, Burt (2004b). Statistical Analysis and Data Display: An Intermediate Course with Examples in S-Plus, R, and SAS. Springer Texts in Statistics. Springer. ISBN 0-387-40270-5.

Smith, W. and Gonick, L. (1993). The Cartoon Guide to Statistics. HarperCollins.

See Also

resid.squares, regr1.plot

Examples

data(fat)
regr2.plot(fat[,"abdomin"], xlab="abdomin",
           fat[,"biceps"],  ylab="biceps",
           fat[,"bodyfat"], zlab="bodyfat",
           resid.plot="square",
           eye=c(335.5, 115.65, 171.9),   ## used only in S-Plus
           theta=140, phi=35, r=sqrt(15), ## used only in R
           box=is.R(),
           plot.back.planes=FALSE,
           main="Least-squares with two X-variables")