The following calculator will estimate your scaled MBE score based on the MBE % correct you enter. The Avg. scaled MBE score on a July bar exam is based on the average scaled July MBE score from the eight July MBE scales listed below. The Avg. scaled MBE score on a February bar exam is based on the average scaled February MBE score from the nine listed MBE scales. For example, an MBE % corrrect of 60% is estimated to have resulted in an MBE scaled score of 139.5 in J18 versus 129.5 in J02. The average (based on the 11 different July scales) is an MBE score of 133.