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• stata 자주사용하는 용어정리 ttest write=50 One sample median test signrank write=50 Wilcoxon signed-rank test bitest female=.5 Chi-square ) Wilcoxon-Mann-Whitney test ranksum write, by(female) Chi-square test . tabulate schtyp female, chi2 blog.naver.com · 2014.04.12