If there are two variables, there can be at most ........................ number of regression lines.

Related MCQs

• The Correlation coefficient between two variables is the ........................... of their regression coefficients.
• If the correlation coefficient between two variables, X and Y, is negative, then the regression coefficient of Y on X is.............................
• The regression coefficient and correlation coefficient of the two variables will be the same if their .............................are same.
• The point of intersection of two regression lines is..........................
• If r = ± 1, the two regression lines are...............................
• If r = 1, the angle between the two regression lines is.........................
• If r = 0, the two regression lines are:
• When the two regression lines are parallel to each other, then their slopes are
• byx is the regression coefficient of the regression equation.....................
• bxy is the regression coefficient of the regression equation.....................