Where the U.S. gets its oil from

us-oil-imports-top-10

Despite the fact that late-year gasoline prices have risen to the second-highest in recent memory, a new report from the UT Energy Poll shows that most Americans have little clue where their gasoline even comes from. According to the poll,

Posted in data visualization Tagged with: , , , , ,

The myth of the smarter Atheist

iq_vs_religiosity_ind

Ever since I published my previous article on the average IQ of students by college major, I’ve received several requests to analyze the correlation between IQ and religiosity. Below, I’ve written up an analysis of the existing published literature on

Posted in data visualization, review Tagged with: , , , ,

The best and worst times to have your case reviewed by a judge

judge_decisions_fig1

Recently, I’ve been working my way through Daniel Kahneman’s fascinating book on human decision making, “Thinking, Fast and Slow.” In the third chapter, Kahneman discusses how external factors can affect our tendency to fall back on easy “default” decisions instead

Posted in data visualization, review Tagged with: , , , ,

How to make beautiful data visualizations in Python with matplotlib

data-ink

It’s been well over a year since I wrote my last tutorial, so I figure I’m overdue. This time, I’m going to focus on how you can make beautiful data visualizations in Python with matplotlib. There are already tons of

Posted in data visualization, ipython, python, tutorial Tagged with: , , , ,

Average IQ of students by college major and gender ratio

iq-by-college-major-gender

After all the controversy that arose after I posted my breakdown of college majors by gender last week, I promised myself I’d stay away from controversial gender-related topics for a while. But when I ran across an ETS-curated data set

Posted in data visualization Tagged with: , , , ,

Why the Dutch are so tall

historical-median-male-height

It’s fairly common knowledge that the Dutch are some of the tallest people in the world. Whereas the average American man measures in at about 5’9″ (176 cm), the average Dutch man stands at well over 6′ (185 cm) tall.

Posted in data visualization Tagged with: , , , ,

We can only forecast the weather a few days into the future

weather-forecast-errors

Another fascinating point from Nate Silver’s The Signal and the Noise is where he talks about how far into the future we can forecast weather. It’s one thing to forecast what tomorrow’s weather will be like, but what about next

Posted in data visualization Tagged with: , , , , ,

Accuracy of three major weather forecasting services

weather-forecast-accuracy-flipped

For the past month, I’ve been slowly working my way through Nate Silver’s book, The Signal and the Noise. It’s really a great read, but if you’re a regular reader on this blog, I’d imagine you’ve already read it. This

Posted in data visualization Tagged with: , , , , ,

Dolla dolla bill y’all: Relative volume and value of U.S. currency in circulation by bill denomination

usa-currency-volume

Last year, Seth Kadish posted some fancy charts showing the relative volume and value of U.S. currency in circulation. Although his charts looked visually appealing, they were fairly heavily criticized because of his use of nested pie charts, which make

Posted in data visualization Tagged with: , , ,

The double-edged sword of gender equality

percent-bachelors-degrees-men-usa

Yesterday, I charted the trends in Bachelor’s degrees conferred to women in the U.S. using the NCES 2013 Digest of Education Statistics, and found that there has been a glaring gender disparity in Computer Science and Engineering majors for more

Posted in data visualization Tagged with: , , , , , , , , ,

Support this blog

Help support this blog by donating toward its monthly web hosting bill. Running a blog ad-free isn't cheap, so every dollar counts!

Archives

Enter your email address to subscribe to this blog and receive notifications of new posts by email.