Validity of the tests

In order for assessment tools to be considered consistent with the requirements for psychometric characteristics, they must have sufficient reliability and validity indicators. In this article, we will describe the battery validity of our tests.

Validity studies of the DEEP questionnaire

One of the key factors, which shows the effectiveness of test or questionnaire, is validity. This article provides data from our recent DEEP questionnaire validity studies.
Reliability DEEP
In this article, we will describe the results of conducted study regarding reliability-consistency of questionnaire scales.