With this option it is possible to compare different distributions, by comparing the graph or the table.
The distributions which can be used, are
-Binomial distribution
-Normal distribution
-Hyper geometric distribution
-Geometric distribution
-Poisson distribution
-Exponential distribution
-Student’s t-distribution
-Chi-squared distribution
-F-distribution
There are a number of options and buttons:
Choose distribution
Choose a distribution and enter the parameters.
Filled rectangles
Option to fill the bars of a distribution in full color.
Add
The chosen distribution is added to the list and the graph is drawn.
Color
Select a color for the chosen distribution.
Axes
Set the bounds and intervals between the ticks for the axes.
Delete
To delete a selected distribution from the list.
Table
In the table you enter the value of x and the required precision for the probabilities.
Open
To open a file containing distributions.
The file has extension .dst
Save
Save a file containing distributions
For a demonstration to a class you can prepare a file of distributions, and this avoids the trouble of typing it in front of the class.
The file is given the extension .dst