初中数学方差比较一题
甲:18,81,19,20,12,26,30,23,33,35,40,41,47乙:17,17,19,192,2,25,26,27,29,29,30,233,3,求甲乙方...
甲:18,81,19,20,12,26,30,23,33,35,40,41,47
乙:17,17,19,192,2,25,26,27,29,29,30,233,3,
求甲乙方差谁大。 展开
乙:17,17,19,192,2,25,26,27,29,29,30,233,3,
求甲乙方差谁大。 展开
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