Question

describe what it means when psychologists state that scientific theories must be supported by empirical evidence.

Explanation:

Empirical evidence refers to data and observations gathered through systematic research methods like experiments, surveys, and case - studies. In psychology, for a theory to be scientific, it must be testable and supported by such real - world, observable evidence. This helps ensure the theory's validity and reliability.

Answer:

It means that psychological theories need to be backed by data and observations collected through scientific research methods such as experiments, surveys, and case - studies to be considered valid and reliable scientific theories.