noun
regression equation
Mathematical term used in statistics and data analysis to describe the relationship between variables.
このデータから回帰式を求めると、y = 2x + 1 になった。
When I derived the regression equation from this data, it turned out to be y = 2x + 1.
回帰式を使って将来の売上を予測する。
We predict future sales using the regression equation.
Compound of 回帰 (regression) and 式 (equation, formula). The term is a direct translation of the English 'regression equation' used in statistics.