Portfolio
Each write-up follows one structure: objective, data, analysis, key findings, business impact, and stated limitations. Findings are reported only where credible data supports them.
Selected work
SQL · Python · Statistics · Power BI
Completed AnalysisIndependent portfolio analysis using public airline performance data.
Public-data analysis
What operational conditions appear most associated with flight disruption, and where might management focus attention?
View analysisSQL · Python · Excel · Power BI
Data Preparation CompleteMaintenance demand, room availability and workload in full-service hotel operations.
Hybrid project — public lodging data with synthetic training data
Which operational factors are associated with rooms being unavailable, and how could a manager prioritize limited resources?
View approachMySQL · SQL · Excel
Completed AnalysisWorkforce composition and pay distribution across a 240K-record relational HR database.
Public sample database
Where does headcount concentrate, and which departments carry the highest average salary exposure?
View analysisPython · CSV · Descriptive statistics
Completed AnalysisPricing and availability profile of a 462-record product catalog, in pure Python.
Coursework dataset
How is list price distributed across categories, and how much of the catalog is actually purchasable right now?
View analysis