Home
Class 12
MATHS
The two lines of regressions are 4x + 2y...

The two lines of regressions are `4x + 2y - 3 =0 and 3x + 6y +5 =0`. Find the correlation coefficient between `x and y`.

Text Solution

Verified by Experts

The correct Answer is:
`r= -(1)/(2)`
Promotional Banner

Topper's Solved these Questions

Similar Questions

Explore conceptually related problems

If two lines of regression are 4x + 2y - 3=0 and 3x + 6y + 5 = 0 , then find the correlation coefficient.

If the two regression lines are 4x + 3y + 7 - 0 and 3x + 4y + 8 = 0. Find mean of x and y.

The two lines of regression are x+ 2y- 5= 0 and 2x + 3y - 8=0 and the variance of x is 12. Find the variance of y and the coefficient of correlation.

If the two lines of regression are 3x - 2y+1 = 0 and 2x -y-2=0 , then bar x+bary is equal to:

Two lines of regressions are represented by 4x + 10y = 9 and 6x + 3y = 4 . Find the line of regression y on x.

For the given lines of regression, 3x – 2y = 5 and x - 4y - 7, find regression coefficients byx and bxy

Given two regression lines 4x + 3y + 7=0 and 3x + 4y + 8=0 , determine. The coefficient of correlation

The two lines of of regressions are x+2y-5=0 and 2x+3y-8=0 and the variance of x is 12. Find the variance of y and the coefficient of correlation.

For the given lines of regression, 3x – 2y = 5 and x - 4y = 7, find coefficient of correlation r(x, y)

The two lines of regression for a bivariate distribution (X,Y) are 3 x + y = 7 and 3x + 5y = 11 . Find the regression coefficient b_(yx)