August 2022
Beginner to intermediate
463 pages
9h 22m
Chinese
Content preview from Tableau Prep即学即用
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第
37
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这样就得到了一个数据集，在这个数据集中，我们可以使用与前面同样的计算方法
来确定生产成本值是否在容许的水平之内（见图
37-16
）。
图
37
-
16
：图
37
-
15
中连接的结果数据集
然后，我们可以像前面的技术一样进行数据过滤选择。
37.4
组合技术运用
同时使用区间连接和百分比异常检测技术还可以实现自动过滤，只留下你需要的结
果，并标记数据中的潜在问题。在前面的例子中，我们可以设置如图
37-17
所示的
连接条件，以删除指定容差水平之外的所有值。
图
37
-
17
：为结合两种智能过滤技术而设置的连接条件
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