Error bars illustrate the margin of error for a survey estimate by showing how precise that estimate is. Here are some ...

As Americans await the presidential election results, many are looking to the polls for clues. A poll’s margin of error describes how close a survey result can ...

This article originally appeared on Undark. When pollsters, journalists, and pundits want to signal that an opinion poll may not be right on target, they often turn ...

Log-in to bookmark & organize content - it's free! CBS Elections and Surveys Director Anthony Salvanto discussed the idea of margin of error and how sampling error ...

Log-in to bookmark & organize content - it's free! CBS News Election and Surveys Director Anthony Salvanto explains the margin of error in survey data and how it can ...

You can’t get into an argument about polls without some wise guy whipping out the “margin of error” to shut down the other side. But what is the margin of error, exactly? (Or, as Gilda Radner’s ...

Adding extra circuits and silicon area to a chip has always been frowned upon by chipmakers. Extra silicon means extra money, and for most chips the least expensive is always the better choice. But at ...