题目内容

A multiple regression model suffers from functional form misspecification when it does not properly account for the relationship between the dependent and the observed explanatory

A. 对
B. 错

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The measurement error is the difference between the actual value of a variable and its reported value.

A. 对
B. 错

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A change in the unit of measurement of the dependent variable in a model does not lead to a change in:

A. the standard error of the regression.
B. the sum of squared residuals of the regression.
C. the goodness-of-fit of the regression.
D. the confidence intervals of the regression.

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Changing the unit of measurement of any independent variable, where log of the dependent variable appears in the regression:

A. affects only the intercept coefficient.
B. affects only the slope coefficient.
C. affects both the slope and intercept coefficients.
D. affects neither the slope nor the intercept coefficient.

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If a regression equation has only one explanatory variable, say x1, its standardized coefficient must lie in the range:

A. -2 to 0.
B. -1 to 1.
C. 0 to 1.
D. 0 to 2.

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A multiple regression model suffers from functional form misspecification when it does not properly account for the relationship between the dependent and the observed explanatory

A. 对 B. 错

The measurement error is the difference between the actual value of a variable and its reported value.

A change in the unit of measurement of the dependent variable in a model does not lead to a change in:

Changing the unit of measurement of any independent variable, where log of the dependent variable appears in the regression:

If a regression equation has only one explanatory variable, say x1, its standardized coefficient must lie in the range:

A. 对
B. 错