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某校航模兴趣小组共有30位同学，他们的年龄分布如下表： 由于表格污损，15和16岁人数不清，则下列关于年龄的统计量可以确定的是（ ）
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某校在七年级设立了六个课外兴趣小组每个参加者只能参加一个兴趣小组如图是六个兴趣小组不完整的频数分布直
七年级共有320人参加了兴趣小组
体育兴趣小组对应扇形圆心角的度数为96°
美术兴趣小组对应扇形圆心角的度数为72°
各小组人数组成的数据中位数是56.
有3个兴趣小组甲乙两位同学各参加其中一个小组且他们选择参加各个兴趣小组是等可能的则甲乙两位同学不参加
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某校在七年级设立了六个课外兴趣小组每个参加者只能参加一个兴趣小组下面是六个兴趣小组不完整的频数分布直
七年级共有320人参加了兴趣小组；
体育兴趣小组对应扇形圆心角的度数为96°；
美术兴趣小组对应扇形圆心角的度数为72°；
各小组人数组成的数据中位数是56.
某校共有三个兴趣小组分别为体育书法和美术已知参加这三个兴趣小组的学生分别是25人24人30人同时参加
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有3个兴趣小组甲乙两位同学各参加其中一个小组且他们参加各个兴趣小组是等可能的则甲乙两位同学参加同一个
某校六年级一共有120名学生每人至少参加电脑兴趣小组和科技兴趣小组中的一个其中的同学参加电脑兴趣小组
某校初一生物兴趣小组的同学栽培了一株丝瓜发现这株丝瓜在开花季节开了许多花却只结了几根丝瓜他们百思不得
某校共有三个兴趣小组分别为体育书法和美术已知参加这三个兴趣小组的学生分别是25人24人30人同时参加
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有3个兴趣小组甲乙两位同学各参加其中一个小组且他们参加各个兴趣小组是等可能的则甲乙两位同学不参加同
某校共有40名初中学生参加足球兴趣小组他们的年龄统计情况如图所示则这40名学生年龄的中位数是
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某航模兴趣小组的同学为了测定在湖面上航模航行的速度采用如下办法在岸边设置两个观察点A.B.且AB长为
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某校有足球篮球排球三个兴趣小组共有成员120人其中足球篮球排球的成员分别有40人60人20人.现用分
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有3个兴趣小组甲乙两位同学各参加其中一个小组且他们参加各个兴趣小组是等可能的则甲乙两位同学参加同一个
某校美术兴趣班第一小组6名同学的年龄单位岁如下131416a1215他们的平均年龄是14则这组数据
某校共有三个兴趣小组分别为体育书法和美术已知参加这三个兴趣小组的学生分别是25人24人30人同时参加
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学校组织了足球航模和电脑兴趣小组淘气笑笑和小明分别参加了其中一项笑笑不喜欢踢足球小明不是电脑兴趣小组
毕业之际某校九年级数学兴趣小组的同学相约到同一家礼品店购买纪念品每两个同学都相互赠送一件礼品礼品店共
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