加权最小二乘法拟合标准曲线

x y

Ais As Ai/As Cs(ng/ml) 47599423280.88926240.0

3294055692 1.6907180.0

468131259732.690983160.0

489202860865.848038400.0

530385220199.842358800.0

方程

No.ωωxyωxωyωx2Y测准确度

10.0006250.02223160.0005560.0250.00049436.6668591.67%

30.0001560.02113390.0002640.01250.00044793.74802117.19%

2 3.91E-050.01681860.0001050.006250.000283164.99103.12%

5 6.25E-060.0146201 3.66E-050.00250.000214389.843597.46%

4 1.56E-060.0123029 1.54E-050.001250.000151674.329284.29%Σ0.0008280.08710710.0009770.04750.001589

b71.22255

a-26.6687

方程y=-26.66868x+71.22255