According to the body normal physiological changes the cubic curve model is the best model among several deferent models of curveestimation with SPSS.
根据人体的正常生理变化,三次曲线模型是SPSS曲线估计的几个模型中最合适的一个。
2
Methods:Power model of non-linear regression was adopted to fit the curve of incidence of malaria, which result is contrast with the same model came from curveestimation method.
方法:对疟疾发病率曲线进行非线性过程的幂函数拟合,并与用曲线参数估计法的幂函数拟合结果进行对比。
3
To raise the accuracy in the drawing both the statistical comparison and the method of combined estimation of the standard Curve were approached the condition of repeateddetermination.