Regression diagnostics

Japanese: 回帰診断 - かいきしんだん
Regression diagnostics

… Data used in regression analysis is not necessarily obtained from well-controlled experiments, but is usually recorded during daily activities. Therefore, both those who perform regression analysis and those who use the results must first examine the quality of the data and verify the validity of the fitted regression equation (this is sometimes called regression diagnosis). Data quality is examined for the presence or absence of outliers and collinearity. …

*Some of the terminology used in relation to "regression diagnostics" is listed below.

Source | Heibonsha World Encyclopedia 2nd Edition | Information

Japanese:

… 回帰分析を行うときのデータは,よく管理された実験で得られるデータとは限らず,日常の活動の中で記録されたものであることが普通である。そこで,回帰分析を行う人も,その結果を利用する人も,まず,データの質を検討し,あてはめられた回帰式の妥当性を検証することが必要である(そうすることを回帰診断ということもある)。データの質としては,外れ値の有無と共線性を検討する。…

※「回帰診断」について言及している用語解説の一部を掲載しています。

出典|株式会社平凡社世界大百科事典 第2版について | 情報

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