决定系数（coefficient of determination），有的教材上翻译为判定系数，也称为拟合优度。
决定系数 [经管] coefficient of determination ; R Square ; determinate coefficient
遗传决定系数 [遗] coefficient of genetic determination
未决定系数 coefficient of nondetermination
检验决定系数 RSQ
校正决定系数 Adjusted determination coefficient ; corrected coefficient of determination
伪决定系数 Pseudo R-squared
修正决定系数 adjusted coefficient of determination
多元决定系数 Multiple determination coefficient
定标决定系数 RSQ
和定标决定系数 Regression squared ; RSQ
诠释相关系数与决定系数等计算而得的数值，和了解这两种相关性测量的关联。
Interpret the calculated values of the correlation coefficient and the coefficient of determination, and understand the relationship between these two measures of association.
林龄单因变量的蓄积量生长模型决定系数低，引入地位指数和密度指数再次参数化的生长模型可显著提高模型拟合度。
Single age variable stock volume growth model had low coefficient of determination, but it was improved a lot by introducing site index and stand density index in reparameterization.
结果中学教师自我原因不确定感对其状态焦虑和特质焦虑都有着显著的预测作用，决定系数分别为8.1%和13.0%。
Results Causal-uncertainty of middle school teachers had apparent prediction function to their state and trait anxiety, and the decisive coefficients were 8.1% and 13.0% respectively.
应用推荐