Machine Learning
Retail demand forecasting
Turn three years of store sales into a forecast a business can act on.
Python · XGBoost · Streamlit
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Module 01 · Mastering SQL
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Project showcase
Proof beats promises.
Power BI
Executive revenue cockpit
A decision-ready dashboard with a clean semantic model underneath.
SQL · DAX · Power BI
Analytics
Customer cohort lab
Find the moments that separate a one-time buyer from a loyal customer.
Python · SQL · Storytelling
Resource library
Download the tools to keep building.
Cheat sheet
SQL Starter Cheatsheet
Joins, aggregates, window functions, and practical query patterns.
DownloadDataset
Retail Demand Dataset
A clean sample of daily store sales for your first forecasting project.
DownloadNotebook guide
Analyst Question Framework
A reusable template for turning a vague request into a measurable analysis.
DownloadProject file
Project Story Template
Structure your README around context, method, impact, and next steps.
DownloadJupyter notebook
Customer Churn Notebook
A ready-to-run scaffold for exploring churn drivers with pandas.
DownloadDataset
Customer Churn Dataset
A larger practice dataset for cohort, support, and retention analysis.
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