1、关于模型关系的假设 ·模型设定正确假设。The regression model is correctly specified. ·线性▣归假设。The regression model is linear in the parameters. Y,=B。+BXi+B2X2,+.+BkXa+4 注意：“linear in the parameters'”的含义是什 么？1、关于模型关系的假设 • 模型设定正确假设。The regression model is correctly specified. • 线性回归假设。The regression model is linear in the parameters。 注意：“linear in the parameters”的含义是什 么？ Yi   X i  X i +  k X ki +  i = + + +    0 1 1 2 2