::Free Statistics and Forecasting Software::

All rights reserved. The non-commercial (academic) use of this software is free of charge. The only thing that is asked in return is to cite this software when results are used in publications.

Here you find a collection of Free R Software (Calculators) for the purpose of Statistics Education. The modules have been created by Larry Weldon at Simon Fraser University, Vancouver, Canada.

Main Menu	return to Main Menu
Insurance Experiment	This program shows how the variability of casualty policy experience creates a problem for small insurance companies.
Law of Averages	the convergence of means the 'law of averages'.
Simulated Regression	This program is one that an instructor could use to introduce simple linear regression.
Smoothing Time Series Example	This R module demonstrates with real data that gas consumption as usually measured by drivers is quite variable, and with no apparent trend, until a nonparametric smoother reveals a very distinct seasonal pattern.
Sampling Distribution of the Sample Mean	illustrates the sampling distribution of the sample mean
Investment Diversification	illustration about portfolio diversivication and its relationship with de standard deviation of sample means

To cite Wessa.net in publications use:
Wessa, P. (2008), Free Statistics Software, Office for Research Development and Education,
version 1.1.23-r2, URL http://www.wessa.net/

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Software Version : 1.1.23-r2
Algorithms & Software : Prof. dr. P. Wessa
Facilities : Resa R&D - Office for Research, Development, and Education
Server : www.wessa.net

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