• 2022-06-16
    假定用于分析的数据包含属性age,数据元组中age的值如下(按递增序):13,15,16,16,19,20,20,21,22,22,25,25,25,25,30,33,33,33,35,35,35,35,36,40,45,46,52,70。使用min-max规范化,将age值35转换d到[0.0,1.0]区间的值为()
    A: 0.386
    B: 0.35
    C: 0.175
    D: 0.70
  • A

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      10. 假定用于分析的数据包含属性age,数据元祖中age的值如下(按递增序):13,15,16,16,19,20,20,21,22,22,25,25,25,25,30,33,33,33,35,35,35,35,36,40,45,46,52,70。使用min-max规范化,将age值35转换d到[0.0,1.0]区间的值为( ) A: 0.35 B: 0.70 C: 0.175 D: 0.386

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      假定用于分析的数据包含属性age,数据元祖中age的值如下(按递增序):<br/>13,15,16,16,19,20,20,21,22,22,25,25,25,25,30,33,33,33,35,35,35,35,36,40,45,46,52,70。使用min-max规范化,将age值35转换d到&#91;0.0,1.0&#93;区间的值为(<br/>) A: 0.386 B: 0.35 C: 0.175 D: 0.70

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      已知一组数据14, 15, 15, 16, 19, 20, 20, 21, 22, 23, 25, 25, 25, 25, 29, 31, 34, 35, 35, 35, 35, 37, 40, 45, 47, 52, 70,其下四分位数Q3是

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      【单选题】已知一组数据14, 15, 15, 16, 19, 20, 20, 21, 22, 23, 25, 25, 25, 25, 29, 31, 34, 35, 35, 35, 35, 37, 40, 45, 47, 52, 70,其上四分位数Q1是()。 A. 14 B. 20 C. 25 D. 35

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      8. 假定用于分析的数据包含属性age,数据元祖中age的值如下(按递增序):13,15,16,16,19,20,20,21,22,22,25,25,25,25,30,33,33,33,35,35,35,35,36,40,45,46,52,70。对age值35进行小数定标规范化转换,转换后的值为( ) A: 0.32 B: 0.38 C: 0.35 D: 0.40