Conditional Execution for R or S-Plus
Force all comparisons in a "multicomp" object to have the same sign.
AE (Adverse Events) dotplot of incidence and relative risk
specialized axis function for interaction2wt.
place separate keys to the left of each row of a trellis
make x- and y-axis labels
Find or assign the implied position for graphing the levels of a
factor.
A new class "positioned", which inherits from "ordered" and "factor",
is defined.
Homogeneity of Variance
interaction method for positioned factors.
Analysis of variance from sufficient statistics for groups.
strip function that is able to place the correlation or regression
coefficient into the strip label.
Class "ancova" Analysis of Covariance
Loop through a series of ARIMA models and display coordinated
tables and diagnoastic graphs.
Count the number of parameters in an ARIMA model specification.
trellis panel function, with labeled rows and columns and without
strip labels.
plot a normal or a t-curve with both x and z axes.
Support functions in R for MMC (mean--mean multiple comparisons) plots.
ANOVA table from the group sample sizes, means, and standard deviations.
Plot confidence and prediction intervals for simple linear regression
plot squared residuals in inches to match the y-dimension
Returns a value for the diagonal of NA and NULL arguments.
MCA multiple comparisons analysis (pairwise)
Resolve filenames relative to the HH directory.
plot x and y,
with optional straight line fit and display of squared residuals
Class "positioned", extends "ordered" to specify the position
for graphing the levels of a factor.
Display tabular results for Best Subsets Regression.
MMC (mean--mean multiple comparisons) plots from the sufficient
statistics for a one-way design.
Remove selected GraphSheetPages in the S-Plus Windows GUI Graphsheet
Homogeneity of Variance Plot
scatterplot matrix with potentially different sets of variables
on the rows and columns.
Calculate the Variance Inflation Factor
Exports a graph to an EPS file.
Update a multicomp object by ordering its contrasts.
Initializing Trellis Displays
Multiple comparisons plot that gives independent user control
over the appearance of the significant and not significant comparisons.
Residuals from the regression of each column of a
data.frame against all the other columns.
Dotplot with evenly spaced tiebreakers.
Construct an orthogonal matrix which is an arbitrary completion
of the column space of the input set of columns.
Retain averaging behavior that was previously available in glht.
Draw a "ladder of powers" plot, plotting each of several powers
of y against the same powers of x.
Replacement for bwplot.formula and compute.packet in R to allow them
to work with the new "positioned" class.
Calculate Box--Ljung Goodness of Fit for ARIMA models in S-Plus.
Interchange the x- and y-axes for an S-Plus trellis object.
Interchange the conditioning variables for an R trellis object.
panel.bwplot.intermediate.hh
Panel functions for bwplot.
Times series diagnostic plots for a structured set of
ARIMA models.
Function based on S-Plus panel.pairs to add the subpanel.scales
and panel.cex arguments.
Calculate or plot the odds ratio for a 2x2 table of counts.
Plot all main effects and twoway interactions in a multifactor design
MMC (mean--mean multiple comparisons) plots.
Calculates the mean, standard deviation, and number of
observations in each group of a data.frame that has one continuous
variable and two factors.
push and pop a grid viewport, turn clipping off, change scale.
panel method for xysplom.
partial correlations
Panel functions for tsdiagplot.
Plot all main effects and twoway interactions in a multifactor design
plot a chisquare or a F-curve.
do.formula.trellis.xysplom
Interprets model formulas for xysplom and extended bwplots
Extension to S-Plus trellis to allow transposed plots.
Support software for
Statistical Analysis and Data Display
by
Richard M. Heiberger and Burt Holland
Miscellaneous functions that I wish were in or consistent between
S-Plus and R.
Compute and plot oneway analysis of covariance
MMC (Mean--mean Multiple Comparisons) plot.
loop through all attached directories looking for pattern
Time series plot.
case statistics for regression analysis
Residual plots for a linear model.
Turn off the coloring in the trellis strip labels. Color 0 is the
background color.
Repair design error in S-Plus arima.diag
summary and print and subscript methods for tsdiagplot and related objects.
Coordinated time series and ACF and PCF plots.
Interaction plot, with an option to print standard error bars.
Default Panel Function for ci.plot
Print a "tsdiagplot" object.
Helper functions for regr2.plot
Rearranges and improves the legibility of the output from
the stepwise function in S-Plus.
Intermediate f and chisq functions to simplify writing
for both R and S-Plus.
Evaluate lm model with highest adjusted $R^2$.
seqplot with confidence bands for the forecast region.
3D plot of z against x and y,
with regression plane fit and display of squared residuals.
Logistic function and its inverse.
Find the row numbers in the lmat
corresponding to the focus factor.