If the two regression equations are 2x=y+15 and 4y=3x+25, then the Yon X
equation is
O4y=3x+25
O2xy+ 125
O 2x=y*5
O4y=x*25
Answers
Answered by
0
Answer:
The two regression lines are
3x−2y=5....(1)
x−4y=7....(2)
From equation (1) 3x−2y=5
3x=2y+5
x=
3
2
y+
3
5
∴b
xy
=
3
2
(Regression of x on y)
From equation (2) x−4y=7
4y=x−7
y=
4
x
−
4
7
∴b
yx
=
4
1
(Regression of y and x)
The two regression lines are
Coefficient of correlation =∣r∣
=
b
xy
⋅b
yx
=
4
1
×
3
2
=
6
1
=
66
Explanation:
please Mark my answer as liest please.......
Answered by
1
Answer:
ok write this answer
Explanation:
The two regression lines are
3x−2y=5....(1)
x−4y=7....(2)
From equation (1) 3x−2y=5
3x=2y+5
x=
3
2
y+
3
5
∴b
xy
=
3
2
(Regression of x on y)
From equation (2) x−4y=7
4y=x−7
y=
4
x
−
4
7
∴b
yx
=
4
1
(Regression of y and x)
The two regression lines are
Coefficient of correlation =∣r∣
=
b
xy
⋅b
yx
=
4
1
×
3
2
=
6
1
=
6
6
please make a brainlist
Similar questions