Appraisals are an option part of a review. A review can be held on its own, with objectives and/or with an appraisal. 

Here you will find a list of Appraisal Templates that are in your system. 

To Add a new appraisal template press or to edit the Appraisal Template press

In order to add the the appraisal questions and their relative scores press on the title of the appraisal to open the detail and follow this article.