Quality Maintenance Supply chain Stores Shipping Logistic TOTAL
39 35 14 7 21 9 185
7 3 0 3 0 0 17
46 38 14 10 21 9 202
P
Q
M
S.C
ST
SH
LOG
YES(X) :
60
39
35
14
7
21
9
NO(Y)
4
7
3
0
3
0
0
:
n = 7 X=185 Y=17 n ΣXY - ΣX ΣY r = ________________________ √n ΣX2-(ΣX)2 √n ΣY2-(ΣY)2
X 60 39 35 14 7 21 9 ΣX=185
Y 4 7 3 0 3 0 0 ΣY=17
XY 240 273 105 0 21 0 0 ΣXY=639
X2 3600 1521 1225 196 49 441 81 ΣX2=7113
7*639 - 185*17 r = _________________________ √7*7113-(185)2 √7*83-(17)2 4473 - 3145 r = _______________________ √49791-34225 √581-289
Y2 16 49 9 0 9 0 0 ΣY2=83