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]作者: tongxun 时间: 2002-7-27 00:51
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)
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条件(1),可得有相同的RANGE。(2)不知道最小值,所以不知道相不相同。
答案应为A
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