Originally Posted by Pedestrian

Self-report inventories are not reliable psychological tests. In order to have any competency in conducting a psychological test, the administrator must have completed course work in psychology as a post-grad, must have an advanced psychological degree (minimum MA), and years of experience in administering and scoring tests that have been supervised by a qualified administrator.

This is pop-science and shouldn't be taken any more seriously than you would take a tarot card reading or an astrology sign.