Let the two regression lines be given as 3x= 10+5y and 4y=5+15x. Then the correlation between x and y is....
In the following diagram,when the income increase from 120 crores to 180 crores in an economy then what is the value of f MPC? A. 0.81 B. O.82 C .0.83✓ D. 0.84 Ans:- MPC= ∆C/∆I ∆C= 170-120=50 ∆I=180-120=60 50/60=0.83 Ans:C 2. C= 20+3/4Y and Y=80, What is the value of APC? A. 3 B 0.75 C. 0.1 D.1✓ Solution: C= 20+3/4Y 20+(3/4)80 20+3×20 20+60 = 80 APC= C/Y =80/80 =1 Ans:D 2. Let the two regression lines be given as 3x= 10+5y and 4y=5+15x. Then the correlation between x and y is.... A.-0.40 B. 0.40✓ C. 0.89 D. 1.50 Solution: Equation y on x ...