Answer:
Operational definition of depression.
Step-by-step explanation:
An operational definition is a procedure that assigns communicable meaning to a concept by specifying how the concept is applied within a specific set of circumstances. In another way, an operational definition is a precise description of what something is and how to get a value for something that we are trying to measure, that is, how to measure it.
Based on this concept we can state that the Beck Depression Inventory score is a type of operation definition, since through values the Beck Depression Inventory provides information about the intensity that the concept of depression can be observed in someone.