Wenxiao Hu

Using R, I performed data cleaning, wrangling, and visualization analysis on the replication data from the research article. -Data Wrangling and Cleaning: Cleaned and processed over 55,000 tally sheets using R, applying machine learning classifications to identify fraudulent votes. -Fraud Detection and Visualization: Assessed fraud probabilities and created binary indicators for fraudulent tallies, visualizing results with histograms and bar charts. -State-Level Analysis: Analyzed and visualized the prevalence of fraudulent tallies across Mexican states, replicating key research findings.