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平均差与方差或标准差相比其主要缺点是

多选题
2021-09-03 16:54
A、没有充分利用全部数据的信息
B、易受极端值的影响
C、数学处理上采用绝对值,不便于计算
D、在数学性质上不是最优的
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正确答案
C@#@D

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