Software Development Effort Estimation Using Regression Fuzzy Models

Table 9

Wilcoxon test results.

	MLR_out	Fuzzy Lin_out	Fuzzy Const_out	Fuzzy Mam_out
	Statistical Test (dataset 1)
MLR_out	X	0.002824	0.567709	0.007086
Fuzzy Lin_out	0.002824	X	0.007004	1.94E − 06
Fuzzy Const_out	0.567709	0.007004	X	0.001765
Fuzzy Mam_out	0.007086	1.94E − 06	0.001765	X
	Statistical test (Dataset 2)
MLR_out	X	0.510679	0.012352	0.093017
Fuzzy Lin_out	0.510679	X	0.005372	0.024118
Fuzzy Const_out	0.012352	0.005372	X	0.646882
Fuzzy Mam_out	0.093017	0.024118	0.646882	X
	Statistical test (Dataset 3)
	MLR_out	Fuzzy Lin_out	Fuzzy Const_out	Fuzzy Mam_out
MLR_out	X	0.877285	0.456147	0.643195
Fuzzy Lin_out	0.877285	X	0.456147	0.464303
Fuzzy Const_out	0.456147	0.456147	X	0.177199
Fuzzy Mam_out	0.643195	0.464303	0.177199	X
	Statistical test (Dataset 4)
MLR_out	X	0.373822	0.004692	0.024525
Fuzzy Lin_out	0.373822	X	0.000591	0.003788
Fuzzy Const_out	0.004692	0.000591	X	0.588519
Fuzzy Mam_out	0.024525	0.003788	0.588519	X