Investopedia

Chi-Square (χ2) Statistic: What It Is, Examples, How and When to Use the Test

Adam Hayes, Ph.D., CFA, is a financial writer with 15+ years Wall Street experience as a derivatives trader. Besides his extensive derivative trading expertise, Adam is an expert in economics and ...
Visual Studio Magazine

Chi-Square Test Using C#

A chi-square (also called chi-squared) test is a classical statistics technique that can be used to determine if observed-count data matches expected-count data. A chi-square (also called chi-squared) ...
JSTOR Daily

A Modified Chi-Square Test of Independence against a Class of Ordered Alternatives in an r × c Contingency Table

The Canadian Journal of Statistics / La Revue Canadienne de Statistique A modified chi-square test statistic is constructed for testing the hypothesis of independence in a two-way contingency table ...
JSTOR Daily

Aggregation and the Pearson Chi-Square Statistic for Homogeneous Proportions and Distributions in Ecology

This is a preview. Log in through your library . Abstract The null hypothesis that the proportions or relative abundance among j mutually exclusive categories (e.g., species or sizes) is the same for ...