Claim: In Katana Polling Division summary from 1989 to 2015, the Matches/Mean MAE total for Katana is 6/7, for Gampaha Electoral District is 7/7 and for Sri Lanka is 7/7.
Evidence: MAE % In statistics, mean absolute error (MAE) is a measure of errors between paired observations expressing the same phenomenon. Katana 6/7 Gampaha Electoral District 7/7 Gampaha electoral district is one of the 22 multi-member electoral districts of Sri Lanka created by the 1978 Constitution of Sri Lanka. Sri Lanka 7/7