Two way frequency table

Introduction

This program provides an easy way to obtain a standard Chisquare test stastistic and Kruskal-Wallis statistic. The Kruskal-Wallis calculation assumes the columns of the table as the ranks and tests for differences between rows.

Program Code

The program is written in JavaScript.

Source

Bickel and Doksum, Mathematical Statistics, Holden-Day, 1977. Page 397 for the Kuskal-Wallis midrank statistic.

Entering the Cell Frequencies

The dimensions of the table MUST be specified. Note: only cell values within the upper left corner represented the rows and columns specified will be used in the calculation and the table size defaults to a 2 by 2 table.