Minimizing the Makespan for a Two-Stage Three-Machine Assembly Flow Shop Problem with the Sum-of-Processing-Time Based Learning Effect

Table 5

Critchlow-Fligner procedure for differences among algorithms for small number of jobs.

Pairwise Comparison; Between Algorithms	Dwass-Steel-Critchlow-Fligner procedure
	Small		Big
	DSCF value	Pr > DSCF	DSCF value	Pr > DSCF
IGLS1 vs. IGLS2	3.8926	0.0467	1.3734	0.8682
IGLS1 vs. IGLS3	3.8944	0.0465	2.1489	0.5497
IGLS1 vs. IGLS4	0.0239	1.0000	0.4338	0.9981
IGLS1 vs. CSA	6.4046	<.0001	8.1987	<.0001
IGLS2 vs. IGLS3	0.0642	1.0000	1.0924	0.9386
IGLS2 vs. IGLS4	3.9490	0.0418	1.2615	0.9000
IGLS2 vs. CSA	2.3163	0.4730	10.3262	<.0001
IGLS3 vs. IGLS4	4.1744	0.0262	2.0630	0.5894
IGLS3 vs. CSA	2.3432	0.4609	10.4627	<.0001
IGLS4 vs. CSA	6.3081	<.0001	8.8412	<.0001