econ2p91_ReviewQuestionsMultipleChoice_Chapter8

econ2p91_ReviewQuestionsMultipleChoice_Chapter8 - Review...

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Review Questions: Chapter 8 Nonlinear Regression Functions Multiple Choice 1) The interpretation of the slope coefficient in the model 0 1 ln( ) ln( ) i i i Y X u β = + + is as follows: .a a 1% change in X is associated with a 1 % change in Y . .b a change in X by one unit is associated with a 1 change in Y . .c a change in X by one unit is associated with a 100 1 % change in Y . .d a 1% change in X is associated with a change in Y of 0.01 1 . 2) The following interactions between binary and continuous variables are possible, with the exception of .e 0 1 2 3 ( ) i i i i i i Y X D X D u = + + + × + . .f 0 1 2 ( ) i i i i i Y X X D u = + + × + . .g 0 1 ( ) i i i i Y D X u = + + + . .h 0 1 2 i i i i Y X D u = + + + . 3) An example of the interaction term between two independent, continuous variables is .i 0 1 2 3 ( ) i i i i i i Y X D X D u = + + + × + . .j 0 1 1 2 2 i i i i Y X X u = + + + . .k 0 1 1 2 2 3 1 2 ( ) i i i i i i Y D D D D u = + + + × + . .l 0 1 1 2 2 3 1 2 ( ) i i i i i i Y X X X X u = + + + × + . 4)
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This note was uploaded on 04/28/2011 for the course ECON 2P91 taught by Professor Ogwang during the Winter '09 term at Brock University, Canada.

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econ2p91_ReviewQuestionsMultipleChoice_Chapter8 - Review...

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