题目列表(包括答案和解析)
| a | b | c | d | e | f | g | h | i | j | k | l | m |
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 |
| n | o | p | q | r | s | t | u | v | w | x | y | z |
| 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 |
|
| 8 |
| 2 |
| a | b | c | d | e | f | g | h | i | j | k | l | m |
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 |
| n | o | p | q | r | s | t | u | v | w | x | y | z |
| 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 |
|
| 6 |
| 2 |
| 9+1 |
| 2 |
(09年山东苍山期末文)某篮球学校的甲、乙两名运动员练习罚球,每人练习10组,每组罚球40个,命中个数的茎叶图如下。则甲、乙命中个数的中位数分别为
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A.22,20 B.24,18 C.23,19 D.23,20
| a | b | c | d | e | f | g | h | i | J | k | l | m |
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 |
| n | o | p | q | r | s | t | u | v | w | x | y | z |
| 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 |
|
| 8 |
| 2 |
| 25+1 |
| 2 |
| a | b | c | d | e | f | g | h | i | J | k | l | m |
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 |
| n | o | p | q | r | s | t | u | v | w | x | y | z |
| 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 |
|
| 8 |
| 2 |
| 25+1 |
| 2 |
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