What is the difference between audits, evaluations, and investigations?

Audits are objective and systematic assessments of how well offices carry out the EEOC programs and operations and focus on the process. Audits are conducted according to the Government Auditing Standards, known as the "Yellow Book," issued by the Comptroller General.  Evaluations involve assessing the strengths and weaknesses of programs, policies, personnel, products, and organizations to improve their effectiveness.  Its purpose is to make judgments to improve its effectiveness and to inform programming decisions.  Evaluations are conducted according to the Council of Inspectors General for Integrity and Efficiency, Quality Standards for Inspection and Evaluation.  Investigations are usually undertaken in response to reports of misconduct and focus upon a person(s). Investigations are conducted according to the Quality Standards for Investigations issued by the Council of Inspectors General for Integrity and Efficiency.  Investigation reports may be prepared to refer matters for prosecution, inform the agency of a basis for potential discipline, correct serious deficiencies, or inform other government agencies of the need for action within their jurisdiction.