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Entries tagged data

March 18, 2013 11:18 AM Lying With Graphs

This post is mostly not about economics or even politics but rather about the central role of comparisons in statistics and statistical graphics.It started when someone pointed me to this article in which Megan McArdle points out the misleadingness of...

By Andrew Gelman

January 09, 2013 10:54 AM How 2012 Stacks Up: The Hottest Year on Record?

Pat Egan sends along this monstrosity: It would be a fun exercise to find all the problems with the above plot.I’m really glad to have it out there, though. Next time we mock Fox News for one of its ridiculous...

By Andrew Gelman

November 02, 2012 12:53 PM Running the Data on a Romney Presidency

In 2007, when Mitt Romney sat down with the Wall Street Journal editorial board, the candidate for the Republican presidential nomination was eager for the influential paper’s blessing. What he got, instead, was their bemusement. The paper’s account of the...

By Ezra Klein

October 08, 2012 7:01 AM Ethical Standards in Different Data Communities

I opened the paper today and saw this from Paul Krugman, on Jack Welch, the former chairman of General Electric, who posted an assertion on Twitter that the [recent unemployment data] had been cooked to help President Obama’s re-election campaign....

By Andrew Gelman

May 27, 2011 8:17 AM The Use and Abuse of Bar Graphs

Ken Schultz, a political scientist at Stanford, was inspired by the misleading Wall Street Journal graphic and disappeared Tax Foundation blog post to illustrate just how easy it is to manipulate bar graphs by changing the boundaries of the bins:...

By Brendan Nyhan