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Table 8 One sample Kolmogorov–Smirnov test results

From: Optimal design of proportional–integral controllers for stand-alone solid oxide fuel cell power plant using differential evolution algorithm

	DE_fitness	PSO_fitness	IWO_fitness
N	30	30	30
Normal parameters
Mean	−2790.02189	−2789.54599	−2781.05280
SD	.078069	.484365	3.460139
Most extreme differences
Absolute	.285	.140	.094
Positive	.285	.140	.094
Negative	−.198	−.125	−.070
Kolmogorov–Smirnov Z	1.559	.769	.517
Asymp. Sig. (2-tailed)	.015	.595	.952

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