Demonstrate Sensitivity, Specificity, PPV, and NPV
Interactively create a probability distribution.
Plot a visualization of the correlation using colored rectangles
Chernoff Faces
Growth of The Church of Jesus Christ of Latter-day Saints.
Print details of a chi-squared test
Plot a set of data in a Tk window and interactively move lines to
see predicted y-values corresponding to selected x-values.
Save a transcript of commands and/or output to a text file.
Animated die roll or coin flip
Sample data downloaded and converted from a GPS unit
Create a script from the current plot
Convert between the 5 different coordinate sytems on a graphical device
Graphically illustrate the concept of power.
SnowsPenultimateNormalityTest
Test the uninteresting question of whether the data represents an
exact normal distribution.
Play the Petals Around the Rose game
Create a function to simulate data
Neyman's Stork data
Plot a month or year calendar
Alpha version functions to send plotting commands to GnuPlot
Squish the plotting area to a specified aspect ratio
Data on soil evaporation.
Spread out close points for labeling in plots
Create a Tk slider window
Draw Symbols (User Defined) on a Plot
Plot a set of data in a Tk window and interactively move a line to
see predicted y-values from a spline fit corresponding to selected x-values.
Plot Examples of the Central Limit Theorem
Embed a new plot within an existing plot
Draw Symbols (User Defined) on a Lattice Plot
Simulate rolling dice
Less than or Less than and equal operators that can be chained together.
Create a Fagan plot to demonstrate Bayes Theorem and screening
tests
Demonstrate the basic concept of Maximum Likelihood Estimation
Create or add to a Trilinear Plot
Demonstrate the internals of loess curve fits
Do a Visual test of a null hypothesis by choosing the graph that does
not belong.
Plot various distributions then interactivly adjust the parameters.
SnowsCorrectlySizedButOtherwiseUselessTestOfAnything
Snow's Correctly Sized But Otherwise Useless Test of Anything
Zoom or unzoom an existing plot in the plot window
Outliers data
Create part of a scatterplot matrix
Plot a map in an rgl window
Chernoff Faces
Various functions for demonstration and learning.
Z test for known population standard deviation
Demonstrate ROC curves by interactively building one
Updates the 'usr' coordinates in the current plot.
Plot predicted values from a model against one of the predictors
for a given value of the othe predictors
One sample Chi-square test for a population variance
Designs for coin faces for use with plot.rgl.coin
Change the Color and Styles of points interactively
Interactivly view structures of list and list like objects.
Convert colors to grey/grayscale
Simulate P-values
Return the digits that make up an integer
Plot examples of Confidence Intervals
Interactively demonstrate regression trees
Box-Cox Transforms
Symbol functions/data to be passed as symb argument to
my.symbols
Add text to a plot with a contrasting background.
Interactively visualize Box-Cox transformations
Demonstrate Correlation and Regression by placing and moving
data points
Interactively rotate 3D plots
Create Tk dialog boxes with controls to show examples of changing
parameters on a graph.
Create a quick dotchart (histogram)
Interactively demonstrate correlations
Interactively explore the conditioned panels in lattice plots.
Create a histogram and interactively change the number of bars.
Clip plotting to a rectangular region
Convert a character string into a random seed
Steps data
US Crime Statistics
slider / button control widgets
Interacively place labels for points in a plot
Compute Highest Posterior Density Intervals
Show label for point being Hovered over.
Less than or Less than and equal operators that can be chained together.