ZZZ,21)(222221ZZZ2v=1v=4v=6v=92,kiiiiTTA122)(TTA22)(kiiiiTTA122)5.0(nmnnmnT111111nmnTjiij总合计列合计行合计理论数)(TTTA22)()1)(1(列数行数13.484.26)84.2633(16.57)16.5751(16.27)16.2721(84.57)84.5764()(222222TTA)()()()(22dbcadcbanbcad)()()()2/|(|22dbcadcbannbcadTTA225.0dbcadcbannbcad222/TTA22dbcadcbanbcad228.4401612minTTmin51Tmin5YesNoNon40确切概率法确切概率法NoYesYes)1(1122RiCjjiijmnAn)1)(1(CR321132231321k某省三个地区花生的黄曲霉毒素污染率的比较某省三个地区花生的黄曲霉毒素污染率的比较24.5844011minT48.2151575minT51.215157613T97.31518752524 TT02.41518761514 TT43.101512175minTcbcbcbcbccbcbbTTA22222)(2222)(cbcb22)(1cbcb22)(cbcb22)1|(|kiiiiiiiAmnmnkkT122)(11 k
