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Áã¼ÙÉèÊÇʲô,±¸Ôñ¼ÙÉèÊÇʲô?¸ù¾ÝÌâÒâÓ¦¸ÃÊǼìÑé¹Û²âÖµÊÇ·ñÓëÆÚÍûÖµµÄ·Ö²¼Ò»Ñù Pearsons ¿¨·½Í³¼ÆÁ¿ X2: http://en.wikipedia.org/wiki/Pearson%27s_chi-square_test PÖµ=1-P(X [ Last edited by wxqyulu on 2010-11-30 at 16:26 ] |
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nhtarnold(½ð±Ò+10):·Ç³£¸Ðл£¡ 2010-11-29 16:01:29
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X=(138*0-27*10)^2/(138*27*10) + (138*13-27*114)^2/(138*27*114) + (138*14-27*14)^2/(138*27*14) Y=(138*2-94*10)^2/(138*94*10) + (138*92-94*114)^2/(138*94*114) + (138*0 -94*14)^2/(138*94*14) Z=(138*8-17*10)^2/(138*17*10) + (138*9 -17*114)^2/(138*17*114) + (138*0 -17*14)^2/(138*17*14) X2=X+Y+Z=108.4 ²»ÊÇ122.1°¡ |
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