A test for marginal homogeneity in a k × k contingency table. When k=2 the test reduces to the McNemar test. The test statistic has an approximate chi-squared distribution with k − 1 degrees of freedom.
科学参考收录了60776条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。