Question

Age (yrs): 5. 6. 7. 8. 9. 10. 11. Weight (kg): 30. 40 42. 48 50. 51. 52 (I) Find two regression coefficients. (ii) Find two regression equations X on Y and Y on X. (iii) Find expected weight for 20 year's old (let assumed mean be 8 for age and be 48 for weight)

Answer 1

Step-by-step explanation:

/11%12

*45%40*50 %12

let x assumed mean be 8 for age and be *48 for weight

fing two regression equation X=5836 manna

30*40%42+50%51+52

then they come 20*8+48/70

answer is 1