This report provides a comprehensive overview of big data, including its history, characteristics (volume, variety, velocity), and the challenges associated with its analysis. It explores how big data technologies support businesses, offering examples and discussing techniques such as A/B testing, data mining, statistics, and machine learning. The report highlights the benefits of big data in reducing costs, increasing revenue, improving pricing decisions, gaining a competitive advantage, and enhancing decision-making processes. It also addresses the challenges in big data analytics, such as timely business analytics failures, the multitude of available technologies, heavy expenses, and a lack of expertise, referencing relevant academic literature to support its findings. Desklib provides access to this and other solved assignments, along with a wealth of study resources for students.