Category: data visualization

U.S. college majors: Median yearly earnings vs. gender ratio

Last year, I looked at the gender ratios across college majors and discovered an interesting-yet-spurious correlation: College majors with higher male:female ratios (i.e., with more men than women) tend to have students with higher estimated IQs. After much debate, the

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Analyzing the health of Philadelphia’s bike share system

Last month, I wrote about my initial attempts to model and predict the usage patterns of Indego, Philadelphia’s new bike share system. To recap: If you’ve ever used a bike share before, you know that one of the biggest fears

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Use the Baby Name Explorer to find out when your name was popular

Around the same time I was working on the Name Age Calculator, I developed a simple tool to visualize trends in American baby names. Ever inventive, I named this web app the U.S. Baby Name Explorer. The idea behind the

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Can the Name Age Calculator guess how old you are?

Can you guess someone’s age when all you know is their first name? That was the crazy idea behind one of FiveThirtyEight’s articles last year, and their surprising answer is, “Yes.” The idea behind guessing someone’s age based on their

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Visualizing Indego bike share usage patterns in Philadelphia

One of the many things that I love about my new home town of Philadelphia is that the government openly shares curated data sets covering most of the governmental functions. Since I recently joined Philadelphia’s Indego bike share program, I

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Rethinking the population pyramid

If you’ve ever browsed the U.S. Census population statistics pages, you’ve no doubt come across the famous population pyramid that they so frequently use to display the distribution of the U.S. population by age and gender. I was reading up

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144 years of marriage and divorce in 1 chart

I’ve always been curious about the history of marriage and divorce in the United States. We often hear about how divorce rates are in flux, or how marriage rates are declining, but we’re rarely given a real sense of the

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Artificial Intelligence has crushed all human records in 2048. Here’s how the AI pulled it off.

By now, we’ve all heard of the addictive tile-mashing game called 2048. Last week, I picked up 2048 for the first time and — true to my nature — I started designing an AI to beat the game for me

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Optimized walking tours of New York City and Philadelphia

In the past couple weeks, I’ve shown you how to use machine learning to improve the efficiency of road trips all over the world, including the U.S., Europe, and South America. In this post, I’d like to show you how

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