Deviation Written authorization , granted prior to the manufacture of an item, to depart from a part icular performance or design requirement of a contract , specification , or referenced document , for a specific number of units or specific period of time . Deviation A departure from established requirements . Deviations occur when the work product either fails to meet or unnecessarily exceeds the requirements . Any variation from plan ned performance . The deviation can be in terms of schedule , cost , performance , or scope of work .
Deviation analysis is the heart of exercising project control .
Diagramming See scheduling . Please feel free to point to this document. For non-profit purposes you may copy this document, either whole or as whole definitions provided the above copyright notice is attached.