Question Details

The coefficient of determination measures the proportion of the variation 



1.	In regression analysis, the existence of a high degree of intercorrelation among some or all of the explanatory variables in the regression equation constitutes:
a.	autocorrelation
b.	a simultaneous equation relationship
c.	nonlinearities
d.	heteroscedasticity
e.	multicollinearity


	

	2.	When using a multiplicative power function (Y = a X1b1 X2b2 X3b3) to represent an economic relationship, estimates of the parameters (a, and the b's) using linear regression analysis can be obtained by first applying a ____ transformation to convert the function to a linear relationship.
a.	semilogarithmic
b.	double-logarithmic
c.	reciprocal
d.	polynomial
e.	cubic


	
	3.	The correlation coefficient ranges in value between 0.0 and 1.0.
a.	true
b.	false


	

	4.	The coefficient of determination ranges in value between 0.0 and 1.0.
a.	true
b.	false


	

	5.	The coefficient of determination measures the proportion of the variation in the independent variable that is "explained" by the regression line.
a.	true
b.	false



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