已知某组样本数据为:136,140,129,180,124,154,145,14

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问题 已知某组样本数据为:136,140,129,180,124,154,145,146,158,176,165,148,则该组样本的中位数是(   )。A.154B.145C.149.5D.147

选项 A.154
B.145
C.149.5
D.147

答案 D

解析
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