Table 10.

Computation of row sum and column sum to identify net cause and effect.

	r	c	r + c	r - c	Nature	Rank
C1	1.15	0.84	1.99	0.31	Cause	3
C2	0.61	1.13	1.74	−0.52	Effect	5
C3	0.99	0.94	1.93	0.05	Cause	4
C4	0.41	1.53	1.94	−1.12	Effect	6
C5	0.28	1.78	2.06	−1.50	Effect	7
C6	1.82	0.44	2.26	1.38	Cause	1
C7	1.79	0.40	2.19	1.39	Cause	2