✅ Complete Roadmap to Master Data Analytics in 3 Months:

Month 1: Foundations
Week 1: Data basics
- What data analytics is
- Business use cases
- Types of data: structured, semi-structured, unstructured
- Tools overview: Excel, SQL, Power BI or Tableau
Outcome: You know where analytics fits in a company.

Week 2: Excel for analysis
- Data cleaning: remove duplicates, handle blanks
- Core formulas: IF, VLOOKUP, XLOOKUP, COUNTIFS, SUMIFS
- Sorting, filtering, conditional formatting
Outcome: You clean and explore datasets fast.

Week 3: SQL fundamentals
- SELECT, WHERE, ORDER BY, LIMIT
- Aggregations: COUNT, SUM, AVG
- GROUP BY and HAVING
Outcome: You pull exact data you need.

Week 4: SQL joins and practice
- INNER, LEFT, RIGHT joins
- Handling NULLs and duplicates
- Daily query practice
Outcome: You combine tables with confidence.

Month 2: Analysis and Visualization
Week 5: Statistics for analysts
- Mean, median, mode
- Variance, standard deviation
- Correlation with real examples
Outcome: You explain numbers clearly.

Week 6: Power BI or Tableau basics
- Import data from Excel and SQL
- Data model basics: relationships
- Simple charts and tables
Outcome: You build clean visuals.

Week 7: Advanced visuals
- KPIs, filters, slicers
- Bar, line, pie, maps
- Dashboard layout rules
Outcome: Your dashboards tell a story.

Week 8: Business analysis skills
- Asking the right questions
- Metrics: revenue, growth, churn
- Turning insights into actions
Outcome: You think like a business analyst.

Month 3: Real World and Job Prep
Week 9: Python basics for analytics
- Python setup
- Pandas basics: read CSV, filter, group
- Simple analysis scripts
Outcome: You automate analysis.

Week 10: End to end project
- Choose a dataset: sales or marketing
- Clean data, analyze trends, build a dashboard
Outcome: One solid portfolio project.

Week 11: Interview preparation
- SQL interview questions
- Case studies
- Explain your project clearly
Outcome: You answer with structure.

Week 12: Resume and practice
- Analytics focused resume
- GitHub or portfolio setup
- Daily practice on real questions
Outcome: You are job ready.

Practice platforms: Kaggle datasets, LeetCode SQL, HackerRank

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