the Edit Data button to paste in your own data (enter the variable name
in first line, but don't
use numbers or they become part of the data set!).
values can be moved and calculated values will update below the graph
(use the Edit button to permanently change the values). To delete data
value, select dot and press "-" key. To add a value, press
"+" key and then click on graph.
"percentages within" are computed for the guesses. To match
the actual values, move the guesses to match the actual values.
data are generated from normal, mixture of two normals, uniform, and
- New Feature: Stacked data
can be inputted, with up to 4 groups. Each row should be: datavalue
(or vice versa; with or without titles; don't use nonalpha characters in the titles
but use characters not numbers for group labels).
With this option, data values can be highlighted in the
graph, but not edited.
here for an
exploration activity using this applet.
for a second exploration activity using this applet.
for a third exploration activity using this applet.