Find the regression coefficient `b_(yx) and b_(xy)` when the lines of regression are
`6x-5y+10=0, 10x-3y-28=0`.

Find the regression coefficients b_(yx) and b_(xy) and the two lines of regression for the following data: {:(x,2,6,4,7,5),(y,8,8,5,6,2):}

If the regression coefficients b_(xy)=1.6 and b_(yx)=0.4 , and theta is the angle between the two lines of regression, then the value of tantheta is

If the regression coefficients be given b_(yx)=1.6 and b_(xy)=0.4 then find the sum of the slopes of the two regression lines.

Find the regression equation of y on x on the basis of following data.

If the regression coefficients be given by b_(yx)=(2)/(9) and b_(xy)=2 and theta be angle between the regression lines find the value of theta.

If the two regression coefficients are - 0.4 and -1.6, then the coefficient of correlations is

The following results were obtained with respect to two variables x and y. Sigmax=15,Sigmay=25,Sigmaxy=83,Sigmax^(2)=55,Sigmay^(2)=135and n= 5 (i) Find the regression coefficient b_(xy) . (ii) Find the regrassion equation of x on y.

From the given data : and correlation coefficient is 2/3 . Find : (i) Regression coefficient b_(yx) and b_(xy) (ii) Regression line x on y. (iii) Most likely value of x when y=14.

Two regression lines are represented by 4y+10x=9and6x+3y=4 . Find the line of regression of y on x.