This project predicts Costco members’ holiday spending using behavioral and membership data, comparing linear models with an XGBoost regressor. After handling skewness and multicollinearity, XGBoost delivered the best performance and was interpreted using feature importance and SHAP to identify key spending drivers.

I analyzed survey data from the early COVID-19 pandemic using the Perceived Stress Scale and resampling methods, finding significant stress differences by gender and age, which highlights the need for targeted mental health support during public health crises.

A series of graphs highlighting different aspects of Super Bowl Games from the first Superbowl game in 1967 to the 53rd in 2019.