问题

为参加2009年“天津市初中毕业生升学体育考试”,小刚同学进行了刻苦的练习,在投掷实心球时,测得5次投掷的成绩(单位:m)为:8,8.5,9,8.5,9.2.这组数据的众数、中位数依次是( )

A.8.5,8.5 B.8.5,9 C.8.5,8.75 D.8.64,9

参考答案
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