Data mining's the process of extracting hidden patterns from data. As more data's gathered, with the amount of data doubling every three years, data mining's becoming an increasingly important tool to transform this data into information. It's commonly used in a wide range of profiling practices, such as marketing, surveillance, fraud detection and scientific discovery. While data mining can be used to uncover patterns in data samples, it's important to be aware that the use of non-representat… (More on Data-mining)