Metrocard purchasing workflows compared

Jan 23, 2015

The process to purchase a MetroCard for the New York Subway is different from the process to purchase tickets for the Bay Area Rapid Transit in San Francisco. From the flowchart above by Aaron Reiss, it’s clear that it takes a lot more screen touches to get a MetroCard, but that’s only part of the story. The interesting part is why the two systems’ machines are so different. Different timing means different goals.

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Life expectancy changes

The data goes back to 1960 and up to the most current estimates for 2009. Each line represents a country.

This is an American Workday, By Occupation

I simulated a day for employed Americans to see when and where they work.

Where Bars Outnumber Grocery Stores

A closer look at the age old question of where there are more bars than grocery stores, and vice versa.

Think Like a Statistician – Without the Math

I call myself a statistician, because, well, I’m a statistics graduate student. However, the most important things I’ve learned are less formal, but have proven extremely useful when working/playing with data.