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hat,” the fitted value of the dependent variable ^ 0 “Beta zero hat,” the estimated constant term in a regression equation 0 “Beta zero,” the true constant term in a regression equation ^ 1 “Beta one hat,” an estimated regression coefficient 1 “Beta one,” a true regression coefficient ^ 2 “Beta two hat,” an estimated regression coefficient 2 “Beta two,” a true regression coefficient ^ 3 “Beta three hat,” an estimated regression coefficient 3 “Beta three,” a true regression coefficient ^ 4 “Beta four hat,” an estimated regression coefficient 4 “Beta four,” a true regression coefficient R 2 “R squared,” the coefficient of determination R 2 _ “R bar squared,” the R-squared adjusted for degrees of freedom Y_ “Y bar,” the mean of the dependent variable X_ “X bar,” the mean of an independent variable X “Epsilon,” the error term “Rho,” the correlation coefficient

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hat, the fitted value of the dependent variable

( ADVANCE \l 7

ADVANCE \u 6 ^ ADVANCE \d 6 0 Beta zero hat, the estimated constant term in a regression equation

(0 Beta zero, the true constant term in a regression equation

( ADVANCE \l 7

ADVANCE \u 6 ^ ADVANCE \d 6 1 Beta one hat, an estimated regression coefficient

(1 Beta one, a true regression coefficient

( ADVANCE \l 7

ADVANCE \u 6 ^ ADVANCE \d 6 2 Beta two hat, an estimated regression coefficient

(2 Beta two, a true regression coefficient

( ADVANCE \l 7

ADVANCE \u 6 ^ ADVANCE \d 6 3 Beta three hat, an estimated regression coefficient

(3 Beta three, a true regression coefficient

( ADVANCE \l 7

ADVANCE \u 6 ^ ADVANCE \d 6 4 Beta four hat, an estimated regression coefficient

(4 Beta four, a true regression coefficient

R2 R squared, the coefficient of determination

R2 ADVANCE \l 12

ADVANCE \u 14 _ ADVANCE \d 14 R bar squared, the R-squared adjusted for degrees of freedom

Y ADVANCE \l 8

ADVANCE \u 14 _ ADVANCE \d 14 Y bar, the mean of the dependent variable

X ADVANCE \l 8

ADVANCE \u 14 _ ADVANCE \d 14 X bar, the mean of an independent variable X

Epsilon, the error term

( Rho, the correlation coefficient