Big Data and Official Statistics. General Concepts and Statistical Instruments.

Big Data has strongly influenced official statistics, representing a significant innovation that offers a range of opportunities, challenges and risks for the work of national statistical institutions. The fields of application are wide and important. From these data emerge decisive behavioral aspects, according to many strategic directions. The analysis of data at the government and institutional level is fundamental, enabling, for example,the smart city paradigm, based on a system of interconnected and monitored services with an IoT logic, to be realized.Furthermore, Big Data are fundamental in the diagnostic and forecasting processes of risk in different fields (diseases, geological, and so on). This book aims at laying the essential and train the professional profile of the data scientist, starting from the most basic elements of statistics, a fundamental subject for the explanation of phenomena, up to the explanation and use of complex software such as Python.