What is the chi-squared test? The chi-squared test, often written as χ 2 test, is a statistical hypothesis test used in the analysis of categorical variables to determine whether observed data are ...
In the chi square analysis of cross-tabulated variables, the problem of low cell counts is usually solved by combining categories, at the cost of a loss of information, or by using larger samples, at ...
The Indian Statistical Institute (ISI), is a unique P. C. Mahalanobish institution devoted to the research, teaching and application of statistics, natural sciences and social sciences. Founded by ...
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