某校高一学生进行测试，随机抽取20名学生的测试成绩，绘制茎叶图如图所示，则这组数据的众数和中位数分别为_刷题宝

题干

某校高一学生进行测试，随机抽取20名学生的测试成绩，绘制茎叶图如图所示，则这组数据的众数和中位数分别为（）

A：86，77

B：86，78

C：77，77

D：77，78

上一题下一题 0.0难度选择题更新时间:2018-03-03 05:38:16

答案(点此获取答案解析）

B

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