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Post #2108

@sqlspecialist

Data Analytics

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PostedAug 608/06/2025, 12:31 PM
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📊Data Analytics – Key Concepts for Beginners 🔍 1️⃣What is Data Analytics? – The process of examining data sets to draw conclusions using tools, techniques, and statistical models. 2️⃣Types of Data Analytics: - Descriptive: What happened? - Diagnostic: Why did it happen? - Predictive: What could happen? - Prescriptive: What should we do? 3️⃣Common Tools: - Excel - SQL - Python (Pandas, NumPy) - R - Tableau / Power BI - Google Data Studio 4️⃣Basic Skills Required: - Data cleaning & preprocessing - Data visualization - Statistical analysis - Querying databases - Business understanding 5️⃣Key Concepts: - Data types (numerical, categorical) - Mean, median, mode - Correlation vs causation - Outliers & missing values - Data normalization 6️⃣Important Libraries (Python): - Pandas (data manipulation) - Matplotlib / Seaborn (visualization) - Scikit-learn (machine learning) - Statsmodels (statistical modeling) 7️⃣Typical Workflow: Data Collection → Cleaning → Analysis → Visualization → Reporting 💡Tip: Always ask the right business question before jumping into analysis. 💬Tap ❤️ for more!