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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