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This present century is being referred to as the information age, and it is believed that information is key in decision making nowadays. With the advent of technologies such as computers, tremendous amounts of information are being collected and stored. 1 Unfortunately, these massive collections of information (data) stored in various storage mechanisms are becoming overwhelming, even after the creation of structured databases and database management systems (DBMS). Now, far more information can be handled, ranging from transactions, text, pictures, and intelligence. Therefore, information retrieval is not enough for making right decisions. With this, there is a need for help to make the right decision, including summarizing data, extraction of relevant information stored, and discovering patterns.

Data mining is the new powerful technology that meets these needs. It is the automated analysis of large or complex data sets to discover significant, interesting patterns or trends that would otherwise go unrecognized. 2, 3 Data mining nowadays is a crucial subject in either academic research or practical application. 4 A number of developed countries are already reaping the benefits of data mining. Developing countries also have the potential to be influenced by data mining, especially the areas of-commerce, health-care, and government, to enhance daily activities in which West African countries are not left out. West Africa, according to the United Nations, includes 16 countries: Benin, Burkina Faso, Cape Verde, The Gambia, Ghana, Guinea, Guinea-Bissau, Ivory Coast, Liberia, Mali, Mauritania, Niger, Nigeria, Senegal, Sierra Leone, Togo, as …