Interpret huge amounts of data and turn it into information which shows certain logical/ mathematical trends or patterns which can thereby assist various businesses/companies/ventures in taking various decisions, depending upon the the type of data that is being analysed. Generally using Microsoft Excel, it involves preparing of the final data that has to be fed into the system by compiling from various source documents provided, sorting the information, and checking for accuracy. Process also involves reviewing of data which includes checking for deficiencies and correcting any incompatibilities.