Y
X*Y
X2
Y2
Yx
Y-Yx
(Y-Yx)2
.
(X – X)2
1
18
174
3132
324
30276
179.50
-5.50
30.25
46.24
2
20
183
3660
400
33489
180.00
3.00
9.00
23.04