| Type: | real | 
                    
| Default: | 2 | 
                    
| Min: | 1.5 | 
                    
| Max: | 2 | 
                    
| Context: | user | 
                    
| Restart: | false | 
                    
Controls the selection bias used by GEQO. The selection bias is the selective pressure within the population. Values can be from 1.50 to 2.00; the latter is the default.
