Data Analyst Foundations
SQL · Excel · Power BI · Business Thinking. Learn how analysts frame questions, validate evidence, interpret metrics, and communicate decisions.
What you will practice
A free, professional foundation for technically capable candidates who want to apply data skills in realistic analytical situations. The public lessons emphasize business questions, trustworthy results, KPI judgment, dashboard interpretation, portfolio evidence, and interview explanation. Premium practice is designed around independent work, datasets, guided challenges, assessment, and project development.
These lessons and practice materials are provided for educational and portfolio practice purposes only. They do not guarantee employment, interviews, job offers, salary outcomes, visa sponsorship, or any specific career result.
Topics and practical lessons
Select any topic to open its dedicated details and practice page.
Applied Analytics Foundations
Business Judgment and Professional Evidence
See how an experienced analyst approaches the problem.
Substantial explanations, worked examples, validation checks, challenges, interview follow-ups, and portfolio connections.
Now perform the analytical work yourself.
Datasets, progressive assignments, answer comparison, project development, assessment, and progress tracking where available.
Explore guided practice