A chi-square (χ2) statistic is a test that is used to measure how expectations compare to actual observed data or model ...

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) ...

The aim of this paper is to relate and extend some recent work on chi-square goodness-of-fit tests. There is no discussion of any problems which are specifically associated with more than one ...

Michelle is a content and inbound marketing specialist based in Merseyside. As a marketer you will understand the importance of split testing but are you using the right statistics to judge what is ...

Biometrika is primarily a journal of statistics in which emphasis is placed on papers containing original theoretical contributions of direct or potential value in applications. From time to time, ...