Directed Bee Colony Optimization Algorithm to Solve the Nurse Rostering Problem

Table 8

Statistical analysis with respect to best value.

(a) ANOVA test

Source factor: best value
	Sum of squares	df	Mean square		Sig.
Between groups	1061949	5	212389.8	3.620681	0.003
Within groups	23933354	408	58660.18
Total	24995303	413

(b) DMRT test

Duncan test: best value
Method		Subset for alpha = 0.05
		1	2
MODBCO	69	120.2319
M2	69	124.1304
M5	69	128.087
M3	69	129.3478
M1	69	143.1594
M4	69		263.5507
Sig.		0.629	1.000