Source code of various statistical computations in JavaScript

Explanation

These JavaScript classes have been written by Paul Cooijmans and can be studied, used, distributed, and adapted freely by anyone:

• Stat.js — General statistical functions
• Reliability.js — Reliability-related functions
• NormalizedT.js — Normalized T-scores from proportions outscored
• ItemAnalyzer.js — Item analysis
• IQToProp.js — Proportions of general population outscored for normalized I.Q.'s, also computing p values
• FactorAnalyzer.js — Basic first-factor analysis

Download all as a .zip file

Notice: One needs to be skilled at programming to use these, and there is no user interface included, so one will have to write the "frontend" oneself if so desired.