Visual
 
 
 
 
 
 
 

 
 
 
 

Assessment of the scope:

negative positive
-3 -2 -1 0 1 2 3

Evaluation of Services by Schmidt & Bender:

negative positive
-3 -2 -1 0 1 2 3

 
 
 

 

 

 


  
 

 
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