From the Forums: Challenges, Data, Questions

Posted to Forums  |  Nathan Yau

The FlowingData forums have been up for a few weeks now, and it’s been fun watching it slowly grow. Thanks to those who’ve joined the community and a big thank you to those who have helped the community develop by posting topics, questions, and data.

Some Recent Topics

Visualizing Comic Book Saleshijinx, a comic book retailer, uses data to decide how to stock his inventory. What books sellout in the first week? Which ones are sell at a slower rate, but for a longer period of time?

The Complex Venn Diagram Problem – Venn diagrams can be useful and intuitive, but once you have a need to show more than 3 categories, things start to get messy. JulianF wonders if there are any more creative options out there.

Do You Want My Personal Fluids (Data)?Tim collects data about himself like no other. He offers his data for all the drinks he’s consumed over the past 6 months. I’m sure someone can have some fun with that data.

Visualize Flight Delays. Win $1,000.Hadley posts details for Data Expo 2009. It’s 20 years and 12 gigabytes of flights in the United States. Can you make sense of it all? Keep an eye out here on FlowingData as I have some fun with this dataset in the coming weeks.

If you haven’t joined yet, why not join now? It’s free and ridiculously awesome.

Favorites

Real Chart Rules to Follow

There are rules—usually for specific chart types meant to be read in a specific way—that you shouldn’t break. When they are, everyone loses. This is that small handful.

Watching the growth of Walmart – now with 100% more Sam’s Club

The ever so popular Walmart growth map gets an update, and yes, it still looks like a wildfire. Sam’s Club follows soon after, although not nearly as vigorously.

Interactive: When Do Americans Leave For Work?

We don’t all start our work days at the same time, despite what morning rush hour might have you think.

Years You Have Left to Live, Probably

The individual data points of life are much less predictable than the average. Here’s a simulation that shows you how much time is left on the clock.