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还有这道提哦!
还有这道提:
http://www.topway.org/jijing/readnews.asp?id=446
1、 Does class A have the same range as class B, if size A = size B = 26 and max A = max B = 70?
(1) min A = min B =10;
(2) mean A = mean B = 50. (E)
[em24] |
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