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What is Data Analytics Concepts and Techniques about?

Data analytics involves examining, cleaning, transforming, and modeling data to extract useful information and support decision-making. It includes descriptive, diagnostic, predictive, and prescriptive analysis. Data cleansing identifies and corrects errors in datasets. SQL databases are relational while NoSQL databases are non-relational. ETL extracts, transforms, and loads data. Primary and foreign keys establish relationships between tables in a join. Linear regression models relationships between variab

Author

Dhirendra

Language

EN