离群点对统计分析有什么影响？

What is the impact of outliers in statistics?

题目类型: 技术面试题

这是一道技术面试题，常见于澳洲IT公司面试中。

难度: easy

标签: Statistics, Outliers

参考答案摘要

Outliers can heavily affect mean/variance and distort model fitting, leading to biased estimates and poorer predictive performance. They may also indicate data issues or rare but important events.

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