在“经典诵读”比赛活动中,某校10名学生参赛成绩如图所示,对于

在“经典诵读”比赛活动中,某校10名学生参赛成绩如图所示,对于这10名学生的参赛成绩,下列说法正确的是(  )

A.众数是90                            B.中位数是95 

C.平均数是95                          D.方差是15

答案

A解:A、众数是90分,人数最多,正确;

B、中位数是90分,错误;

C、平均数是分,错误;

D、方差是19,错误;

故选:A

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