Q 12

The equation that describes how the dependent variable (y) is related to the independent variable (x) is called
A)the correlation model
B)the regression model
C)correlation analysis
D)None of these answers is correct.

Q 13

In a simple regression analysis (where y is a dependent and x an independent variable), if the y intercept is positive, then
A)there is a positive correlation between x and y
B)there is a negative correlation between x and y
C)if x is increased, y must also increase
D)None of these answers is correct.

Q 14

A procedure used for finding the equation of a straight line that provides the best approximation for the relationship between the independent and dependent variables is the
A)correlation analysis
B)mean squares method
C)least squares method
D)most squares method