We know that there are several forms of a psychological evaluation, one of them are the tests that are used, so we will see several types of tests that are used in the practice of psychology and with that evaluate how they are performed and their results. Psychological tests are evaluations of the affective or behavioral part of patients and evaluating the samples analyzed according to some standards. It is important to remember that they are standardized, they are simply samples of behavior that are all based on data that are provided by the patients themselves, with this are generated discussions about the pictures and the definition of a possible treatment. They are standardized for two reasons and they are necessarily objectivity to the testing process.