Term: regression analysis https://doi.org/10.1351/goldbook.RT06979 Definition: Regression analysis is the use of statistical methods for modeling a set of dependent variables, Y, in terms of combinations of predictions, X. It includes methods such as multiple linear regression (MLR) and partial least squares (PLS). Source: PAC, 1997, 69, 1137. 'Glossary of terms used in computational drug design (IUPAC Recommendations 1997)' on page 1149 (https://doi.org/10.1351/pac199769051137) Citation: 'regression analysis' in IUPAC Compendium of Chemical Terminology, 5th ed. International Union of Pure and Applied Chemistry; 2025. Online version 5.0.0, 2025. https://doi.org/10.1351/goldbook.RT06979 License: The IUPAC Gold Book is licensed under Creative Commons Attribution-ShareAlike CC BY-SA 4.0 International (https://creativecommons.org/licenses/by-sa/4.0/) for individual terms. Disclaimer: The International Union of Pure and Applied Chemistry (IUPAC) is continuously reviewing and, where needed, updating terms in the Compendium of Chemical Terminology (the IUPAC Gold Book). Users of these terms are encouraged to include the version of a term with its use and to check regularly for updates to term definitions that you are using.