Question: Consider the model with a single regressor Y BX+a++. This model also can be written as Y =Bo+B82, ++8,BT, + y2D2, ++Dn, + = where

Consider the model with a single regressor Y BX+a++. This model also can be written as Y =Bo+B82, ++8,BT, + y2D2, ++Dn, + = where B2, 1 ift 2 and 0 otherwise, D2, 1 ifi 2 and 0 otherwise, and so forth. How are the coefficients (8 8.8 12. Ya) related to the coefficients (a.)?

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