NO.PZ201512020300000406
问题如下:
6. Is Chiesa’s concluding statement correct regarding parameter model uncertainty and regression model uncertainty?
选项:
A.Yes.
B.No, predictions are not subject to parameter estimate uncertainty.
C.No, predictions are subject to regression model uncertainty and parameter model uncertainty.
解释:
C is correct.
Predictions in a multiple regression model are subject to both parameter estimate uncertainty and regression model uncertainty.
根据exhibit 1 的数据显示 之前第一小题 F统计量落在拒绝域 每个系数的t统计量也是落在拒绝域的 那这个模型为什么还是不稳定的?