Simulation shows why polls don’t always match future results

Posted to Infographics  |  Tags: , ,  |  Nathan Yau

With election season in full swing, as far as the news is concerned at least, we get to see poll after poll in the beginning of a voting day and then reports the next day about which ones were wrong. Based on the news alone, it feels like almost every poll is just plain wrong. Maarten Lambrechts shows what’s going on here with Rock ‘n Poll. It simulates a poll and then multiple polls, showing how small differences in the numbers can seem like a lot once the voting results come in.

Favorites

Where People Run in Major Cities

There are many exercise apps that allow you to keep track of your running, riding, and other activities. Record speed, …

Most popular porn searches, by state

We’ve seen that we can learn from what people search for, through the eyes of Google suggestions: state stereotypes, national …

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.

10 Best Data Visualization Projects of 2015

These are my picks for the best of 2015. As usual, they could easily appear in a different order on a different day, and there are projects not on the list that were also excellent.