What is a residual in linear regression and how is it used in model evaluation?

What is a residual in linear regression and how is it used in model evaluation?

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: interviewbit, linear-regression, topic-specific, regression, machine-learning

参考答案摘要

In linear regression, a residual is the difference between the predicted value of the dependent variable (based on the model) and the actual observed value. It is used to evaluate the performance of t...

本题提供 STAR 原则详细解答和技术解析，登录匠人学院学习中心即可查看完整答案。