AStart mastering data analysis → Explore free Programming & Data Science courses at programmingvalley.com
Google Sheets: Build Your Foundation
- Prepare and format datasets for clean analysis
- Use logical functions: IF, COUNTIF, VLOOKUP
- Create pivot tables and dashboards for insights
- Aggregate and connect sheets for reporting
SQL: Query Your Data Efficiently
- Master SELECT, WHERE, AND, OR, LIKE
- Use GROUP BY, SUM, COUNT for aggregation
- Write advanced JOINs, Subqueries, and HAVING
- Solve problems with CASE, COALESCE, WINDOW
- Normalize your data for scalability
Power BI: Visualize and Report Like a Pro
- Connect and clean data with Power Query
- Build visuals, slicers, KPIs, and custom charts
- Apply DAX for calculated columns and measures
- Optimize dashboards for business insights
Statistics: Understand the Math Behind Data
- Learn mean, median, mode, variance, and probability
- Perform Exploratory Data Analysis (EDA)
- Apply hypothesis testing: T-test, ANOVA, Chi-square
- Use statistical models to back decisions
Python: Automate and Scale Your Analysis
- Code in Jupyter Notebooks to explain your workflow
- Use NumPy for arrays and vectorized operations
- Clean and analyze data with Pandas
- Handle nulls, merge datasets, group and transform
- Visualize with Matplotlib and Seaborn: line, bar, heatmaps
🎓 Ready to start?
Explore 5000+ free data and programming courses at programmingvalley.com
No Comments