A self-report inventory is a type of psychological test in which a person fills out a survey or questionnaire with or without the help of an investigator.

a personality inventory in which a person is asked which of a list of traits and characteristics describe her or him or to indicate which behaviors and hypothetical choices he or she would make

A self-report study is a type of survey, questionnaire, or poll in which respondents read the question and select a response by themselves without any outside interference.

The Levenson Self-Report Psychopathy scale is a 26-item, 4-point Likert scale, self-report inventory to measure primary and secondary psychopathy in non-institutionalized populations.