Posts Tagged ‘ Sorting ’

A reader submits a Type DV analysis

June 9, 2014
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A reader submits a Type DV analysis

Darin Myers at PGi was kind enough to send over an analysis of a chart using the Trifecta Checkup framework. I'm reproducing the critique in full, with a comment at the end. *** At first glance this looks like a...

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Missing data, mysterious order, reverse causation wipes out a simple theory

June 2, 2014
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Missing data, mysterious order, reverse causation wipes out a simple theory

New York Times columnist Floyd Norris published a set of charts purportedly to show that the housing market in the U.S. is on the mend. Not so quick Floyd. His theory - originating from an economist at Hanley Wood, a...

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The Numbers Guy went on vacation

April 29, 2014
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The Numbers Guy went on vacation

Carl Bialik used to be the Numbers Guy at Wall Street Journal - he's now with FiveThirtyEight. Apparently, he left a huge void. John Eppley sent me to this set of charts via Twitter. This chart about Citibike is very...

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Advocacy graphics

April 6, 2014
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Advocacy graphics

Note: If you are here to read about Google Flu Trends, please see this roundup of the coverage. My blog is organized into two sections: the section you are on is about data visualization; the other section concerns Big Data...

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Where are the millionaires? Where’s the news?

January 21, 2014
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Where are the millionaires? Where’s the news?

The financial media, ranging from Wall Street Journal to Zero Hedge, blogged about the geographical distribution of U.S. millionaires. The stories came with a map, and in the case of the latter, two data tables ranked by ascending and descending...

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Beyond the obvious

December 2, 2013
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Beyond the obvious

Flowing Data has been doing some fine work on the baby names data. The names voyager is a successful project by Martin Wattenberg that has received praise from many corners. It's one of these projects that have taken on a...

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Use this chart at your own peril

September 4, 2013
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Use this chart at your own peril

On Twitter, Joe D. disliked the following chart on the Information is Beautiful blog: *** The chart carries a long list of flaws. The column labeled "%" is probably the most jarring. The meaning of these numbers changes with the...

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Hate the defaults

August 27, 2013
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Hate the defaults

One piece of advice I give for those wanting to get into data visualization is to trash the defaults (see the last part of this interview with me). Jon Schwabish, an economist with the government, gives a detailed example of...

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Avert your eyes

July 8, 2013
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Avert your eyes

Reader omegatron came back with another shocking instance of a pie chart: Here is the link to the AVERT organization in the U.K. that published the chart and several others. For the umpteenth time, the pie chart plots proportions. All...

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More power brings more responsibility

May 15, 2013
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More power brings more responsibility

Nick C. on Twitter sent us to the following chart of salaries in Major League Soccer. (link) This chart is hosted at Tableau, which is one of the modern visualization software suites. It appears to be a user submission. Alas,...

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