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Pearson’s chi-squared (χ²) test is a statistical method used to evaluate whether observed categorical frequencies differ from those expected under a specified hypothesis (Pearson, 1900). It is one of the most widely applied techniques for analyzing categorical data in the social and educational sciences, where researchers frequently work with survey ...
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Approximate and Asymptotic Distributions of Chi-Squared–Type Mixtures With Applications
Journal of the American Statistical Association, 2005Jin-Ting Zhang
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Multivariate Extension of Chi-Squared Univariate Normality Test
Journal of Statistical Computation and Simulation, 2010Daniel Furtado Ferreira
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A Comparison of Some Continuity Corrections for the Chi-Squared Test on 2×2 Tables
Journal of the American Statistical Association, 1980Michael Haber
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