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数学血型配对概率问题 急在线等,要过程!拜托了
O型:33.7%*33.7%=11.4 AB型:7.9%*100%=7.9 总的概率由加法原则得0.267+0.114+0.114+0.079=57.4
数学血型配对概率问题 急在线等,要过程!拜托了
A型:37.5%*(37.5%+33.7%)=26.7%
B型:20.9%*(20.9%+33.7%)=11.4%
O型:33.7%*33.7%=11.4%
AB型:7.9%*100%=7.9%
总的概率由加法原则得0.267+0.114+0.114+0.079=57.4%2008-06-02
B型:20.9%*(20.9%+33.7%)=11.4%
O型:33.7%*33.7%=11.4%
AB型:7.9%*100%=7.9%
总的概率由加法原则得0.267+0.114+0.114+0.079=57.4%2008-06-02