Ahmed Gaffer
Data Analyst turning messy data into clear business insights
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Designed an HR analytics dashboard using Excel, Power Pivot, and DAX to analyze employee attrition patterns across multiple factors. Built a Star Schema model, developed KPI reporting, and identified high-risk employee segments through statistical and behavioral analysis.
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Built a Power BI dashboard analyzing hotel booking cancellation behavior across 36K+ records. Developed a rule-based risk scoring model with 81% cancellation prediction accuracy and identified $2.1M in revenue at risk through customer behavior and booking pattern analysis
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