1. Info, which is a relative information measure using the relative efficiency of a proportional odds/Wilcoxon test on the variable relative to the same test on a variable that has no ties. Info is related to how continuous the variable is, and ties are less harmful the more untied values there are. Info是关于变量的连续性的。
2. In the output Gini's difference is labeled Gmd. Gmd是基尼均差Gini's Mean Difference.
注：从help('describe')可以找到。
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