Prediction of Mechanical Properties of Aluminium Alloy Strip Using the Extreme Learning Machine Model Optimized by the Gray Wolf Algorithm

Table 2

Statistical information on output parameters.

Number	Parameter	Unit	Mean	Std	Min	Max
1	Tensile strength	MPa	263.789	43.507	204.000	338.667
2	Yield strength	MPa	212.830	61.052	93.667	309.500
3	Elongation	%	14.366	3.460	7.500	26.667