Psychological test is an advanced test method, which refers to a scientific measurement method to measure the level of individual psychological factors and individual psychological differences through a series of means, so as to quantify some psychological characteristics of people. Psychological test refers to measuring unobservable personality structure with a scientifically designed scale, also known as latent variable test. Generally speaking, psychological test refers to a scientific method to measure the intelligence level and personality differences of the assessed through a series of scientific methods.