The term discrepancy is popular across various fields, including mathematics, statistics, business, and the common lexicon. It describes a difference or inconsistency between 2 or more things that are required to match. Discrepancies can often mean an error, misalignment, or unexpected variation that needs further investigation. https://k12.instructure.com/eportfolios/800714/Home/Understanding_Discrepancy_Definition_Types_and_Applications_