| 
           extreme_on_x()  
         | 
        Extremeness of cases on an independent variable  | 
      
        
        | 
           extreme_on_y()  
         | 
        Extremeness of cases on the dependent variable  | 
      
        
        | 
           most_deviant()  
         | 
        Identification of the most deviant case  | 
      
        
        | 
           most_overpredicted()  
         | 
        Identification of the most overpredicted case  | 
      
        
        | 
           most_typical()  
         | 
        Identification of the most typical case  | 
      
        
        | 
           most_underpredicted()  
         | 
        Identification of the most underpredicted case  | 
      
        
        | 
           pathway()  
         | 
        Pathway case  | 
      
        
        | 
           predint()  
         | 
        Classification of cases as typical and deviant using a prediction
interval.  |