“…There are many predictive methods namely supervised method to detect fraud such as support vector machine [6], neural network [7], [8] and decision tree [9], [10]. While, an unsupervised method, a few techniques have been applied such as Selforganizing Map [11], [12], Principal Component Analysis [13], [14] and Peer Group Analysis [15]. However, most of these methods are dependent on distribution which is not appropriate for ordered categorical data.…”