Political Polling Becomes Alarmingly Inaccurate as More Households Give Up Landlines

Nate Silver of FiveThirtyEight, the master statistician who predicted the outcome of the 2008 election down to the smallest detail (and who famously said politics is a far easier realm for statisticians than baseball, his usual stomping grounds), has a really interesting piece examining the problems with cellphone-only households and that effect on political polls.

The rise in cellphone-only households isn't a new thing, but it's also increasing in percentage. Half of Americans between the...