淑同学2022-11-08 14:46:30
有点不理解为什么检验slope和intercept的时候CV都看的是题目里给出的这些CV? One-sided, left side: -2.445 One-sided, right side: +2.445 Two-sided: ±2.733
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Evian, CFA2022-11-08 20:30:49
ヾ(◍°∇°◍)ノ゙Dear candidate,
题目直接给出的这些数值=查表值,相当于降低了我们解题的难度,不然我们需要根据显著性水平和自由度查表找这些关键值。
判断是否拒绝原假设,是通过对比“关键值”和“检验统计量”,前者查表或者题目直接给出,后者计算或者题目直接给出。
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