Arod's Wheelhouse

Workshops & Tutorials

• Processing Imbalanced Data — Spring 2026 Fraud Workshop
• Simple Heuristics Algos — Spring 2026 Fraud Workshop
• GGPLOT Workshop — Spring 2019
• DPLYR Workshop — Spring 2019
• Rebasing Time Series for Visualizing Relative Economic Performance — Fall 2019
  Download R Code
• Introduction to KNIME — Spring 2021
• Intro R for Excel Users: R Code — March 2022
• Intro R for Excel Users: Data Files — March 2022
• Conjoint Analysis in the Courts: an R Tutorial — September 2022

Presentations

Business Analytics / Management Colloquium (Nov 19, 2020)

• Challenger: a Missed Opportunity of Statistical History or Organizational Dysfunction?

Association of Talent Development (March 2019)

• Employee Attrition

Pennsylvania Economic Association (May 2019)

• Post-Recession Job Recovery
• Consumer Sentiment in Small-Area Forecasting

Universidad Ana G. Méndez (March 2022)

• Model Drift in Academic Admissions — NEW
• Presentation — NEW

Data & Indicators

• Vincent Arel‑Bundock’s Dataset Collection
• PR Economic Indicators
• Puerto Rico Economic Scorecard
• Puerto Rico Sentiment Index
• Power Outages in Puerto Rico

Classes

• Data Mining
• Unsupervised Learning
• BANL 1100 Intro to Business Analytics