题目内容
(11·珠海)已知一组数据:4,-1,5,9,7,6,7,则这组数据的极差是| A.10 | B.9 | C.8 | D.7 |
A解析:
略
略
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(11·珠海)已知一组数据:4,-1,5,9,7,6,7,则这组数据的极差是
| A.10 | B.9 | C.8 | D.7 |
题目内容
(11·珠海)已知一组数据:4,-1,5,9,7,6,7,则这组数据的极差是| A.10 | B.9 | C.8 | D.7 |
(11·珠海)已知一组数据:4,-1,5,9,7,6,7,则这组数据的极差是
| A.10 | B.9 | C.8 | D.7 |