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Nigeria's free digital learning hub. Videos, lecture notes, practice questions and leaderboards aligned with CCMAS, NBTE, NCCE, WAEC, NECO, IJMB and JAMB curricula.
The Data Types, Sources, and Workflow topic explores the fundamental structures of data, the diverse origins from which data is collected, and the systematic processes used to manage and analyze it. The course objective is to help learners understand how to classify data into meaningful types, identify reliable sources, and design efficient workflows for data preparation, integration, and analysis. By mastering these concepts, students will be able to streamline data-driven tasks, ensure accuracy, and build a strong foundation for advanced analytical and computational applications.
This lecture is part of CSC 202 An Introduction To Data Science in the Computer Science department. The course has 30 recorded lectures across 10 series, all free to watch. Read or download the CSC 202 lecture note to study alongside the video.