Sample Size and Power Calculation - Power and sample size estimation for planning a number of statistical studies .
| Java applets for power and sample size - http://www.stat.uiowa.edu/~rlenth/Power/ This software is intended to be useful in planning statistical studies. It is not intended to be used for analysis of data that have already been collected. - [Read about Java applets for power and sample size] |
| Simple Interactive Statistical Analysis - SISA - http://home.clara.net/sisa/sampshlp.htm Simple Interactive Statistical Analysis Program - [Read about Simple Interactive Statistical Analysis - SISA] |