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题目来源1 : 2025年3月GRE机经
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A certain experiment consists of making $$25$$ observations of the variable $$x$$, which can have integer values between $$-3$$ and $$3$$, inclusive. The experiment was performed twice, and Tables I and II represent the results. Which of the three statistics- mean, median, and mode were the same both times the experiment was performed?
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· 相关考点
5.2.11 用数字描述数据综合题
5.2.11 用数字描述数据综合题
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