Evidence refers to the means by which an alleged fact, the truth of which is submitted to scrutiny, proven or disproven.

In psychology, "evidence" refers to information that is used to support a particular claim or hypothesis. In research, evidence is used to help determine whether a theory or idea is true or false, or to understand the relationship between different variables. There are different types of evidence that can be used in psychology, including:

  1. Empirical evidence: This refers to evidence that is based on observations or measurements of real-world phenomena. Empirical evidence might include data collected through experiments, observations, or surveys.

  2. Theoretical evidence: This refers to evidence that is based on existing theories or models. Theoretical evidence might include the prediction of a new phenomenon based on an existing theory, or the use of a theory to interpret and understand existing data.

  3. Clinical evidence: This refers to evidence that is based on the observations or experiences of clinicians or other professionals who work with individuals experiencing psychological difficulties. Clinical evidence might include case studies or anecdotal reports.

  4. Personal experience: This refers to evidence that is based on an individual's own observations or experiences. Personal experience can be a valuable source of evidence, but it is generally considered less reliable than empirical or clinical evidence.