Systemic Data Errors Still Plague Presidential Polling

Four years ago, national polling firms almost universally failed to detect the true level of support for Donald Trump in his quest for the White House. This year, the same underlying conditions that made Trump’s electo Read more…

Six Data Science Lessons from the Epic Polling Failure

Big data analytics suffered a huge setback on Tuesday when nearly every political poll failed to predict the outcome of the presidential election. The epic failure not only stunned a nation that expected Hillary Clinton Read more…

Trump Victory: How Did the National Polls Get It So Wrong?

As Donald Trump celebrates his stunning victory in last night's presidential election, professional pollsters are waking up and asking themselves: How did we get it so wrong? Nearly all the national polls showed Hilla Read more…

8 Interactive Visualizations for Election Day

Election Day is upon us, marking an end to a memorable and data-rich political campaign season. As the returns roll in, you'll want to use these eight interactive data visualizations to track the news and sentiment expre Read more…