The job of a tennis line judge can be though when you have to judge the difference of a few millimeters as a ball speeds by. Sure, it’s easy to complain about bad calls at home, where we get to see replays in slow motion, but it’s more challenging in real life. The Wall Street Journal provides a bit of the experience with an interactive game. Watch video clips from a line judge’s point of view, and try to make the right call.
Be a tennis line judge: Interactive tests your skills
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.
Life expectancy changes
The data goes back to 1960 and up to the most current estimates for 2009. Each line represents a country.
One Dataset, Visualized 25 Ways
“Let the data speak” they say. But what happens when the data rambles on and on?