Posts Tagged ‘ Politics ’

Losing count of money bags

August 26, 2015
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Losing count of money bags

I found this chart on a Munich publication called Süddeutsche Zeitung. This appeared during the most recent Greek/Euro crisis. The bags of money were financial obligations that were coming due from June 2015 to December 2015. There were three creditors,...

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What is an interaction effect?

July 9, 2015
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What is an interaction effect?

One statistical concept that instructors frequently don't have time to cover in Stat 101 is the "interaction" effect. I will explain this concept using the fantastic interactive graphic by the visualization team at the German publication Zeit (please also read the corresponding post on Junk Charts here for some background.) When we ignore interactions, we end up with overly simplistic statistical summaries. For example, some study might find that drinking…

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Forty-eight Hillarys in some order

June 4, 2015
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Forty-eight Hillarys in some order

Boston Globe has an eye-catching full-page poster about Hillary's current endorsements among 115 important New Hampshire people. (link) This is an excerpt of the poster: Each of the 115 people are represented by a circle, with their names, titles and...

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But or because more information

May 11, 2015
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But or because more information

Wall Street Journal uses this paired bar chart to show the favorable/unfavorable ratings of potential GOP candidates for the 2016 presidential elections. (link to original) This chart form is fine. From this chart, we can easily see which candidates have...

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Coal and the Conservatives

May 11, 2015
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Coal and the Conservatives

Interesting election results in the UK over the weekend, where the Conservatives romped to victory. This was despite a widespread consensus that neither the Conservative or Labour party would get a majority. This was a triumph for uncertainty and random error over the deterministic, as none of the statistical forecasts appeared to deem such a […]

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Putting a final touch on Bloomberg’s terrific chart of social movements

May 7, 2015
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Putting a final touch on Bloomberg’s terrific chart of social movements

My friend Rhonda D. wins a prize for submitting a good chart. This is Bloomberg's take on the current Supreme Court case on gay marriage (link). Their designer places this movement in the context of prior social movements such as...

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Nice analysis of racial composition of police forces

April 21, 2015
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Nice analysis of racial composition of police forces

The Washington Post has a good idea. Using Census data, they computed the proportion of police force who are white and the corresponding proportion of citizens who are white, in different cities. In the following scatter plot, they singled out...

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Hello to St. Louis readers

April 15, 2015
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Hello to St. Louis readers

I'll be hosting a Data Visualization workshop at the Digital Media Marketing Conference in St. Louis, Missouri on Thursday. Here is the link to their website. The workshop is arranged from three themes: Appreciating, Conceptualizing, and Improving. There will be...

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Graphical forms impose assumptions on the data

April 2, 2015
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Graphical forms impose assumptions on the data

In a comment to my previous post, reader Chris P. pointed me to the following set of maps, also from the New York Times crew, on the legalization of gay marriage in the U.S. (link) (For those who did not...

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Fixing the visual versus fixing the story

February 13, 2015
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Fixing the visual versus fixing the story

It's great for me when my friend Alberto Cairo lent a helping hand (link). Here is the original chart showing deaths in African and Middle East countries due to recent unrest: This is Cairo's redesign: There is no doubt the...

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