Introduction A data warehouse (DW) is a digital storage system that connects and harmonises large amounts of data from many different sources. Its purpose is to feed business intelligence (BI), reporting, and analytics, and support regulatory requirements – so companies can turn their data into insight and make smart, data-driven decisions. Data warehouses store current…
Introduction: Exploratory Data Analysis is a basic data analysis technique that is acronymic as EDA in the analytics industry. EDA is associated with several concepts and best practices that are applied at the initial phase of the analytics project. EDA is associated with graphical visualization techniques to identify data patterns and comparative data analysis. EDA…
Data Visualization Data visualization is the graphical representation of information and data. By using visual elements like graphs, charts and maps. Data visualization tools provide an accessible way to see and understand trends, outliers and pattern in data. Data visualization draws on the theory of visual perception and cognition to present data in graphical forms…