Christopher A. Rotunno
•Aug 26, 2024
A hands-on walkthrough using real Chipotle order data — loading, aggregating, and visualizing purchase patterns with R and ggplot2.
A collection of blog posts about data analysis
Christopher A. Rotunno
•Aug 26, 2024
A hands-on walkthrough using real Chipotle order data — loading, aggregating, and visualizing purchase patterns with R and ggplot2.
Christopher A. Rotunno
•Jul 2, 2024
Over 1.3 million new artists, 17 million new tracks, and platforms that didn't exist a decade ago. Here's what Chartmetric's 2023 report reveals about where the industry is heading.
Data analytics engineer and BI leader. Building pipelines, models, and dashboards that turn raw data into clear decisions.
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