Tag: Randy Olson

Visualizing Indego bike share usage patterns in Philadelphia (Part 2)

A couple months ago, I made an initial foray into understanding the usage patterns of Indego, Philadelphia’s new bike share system. This month, I thought it’d be a fun exercise to revisit that data set to see if I could

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Small multiples vs. animated GIFs for showing changes in fertility rates over time

A couple weeks ago, Stephen Holzman shared an animated GIF on /r/DataIsBeautiful that caught my eye. The GIF showed the evolution of fertility rates of the U.S. and Japan between 1947 and 2010, which starts right in the middle of

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Rethinking the population pyramid

Originally published on 14 July 2015 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

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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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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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