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Data Visualization

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Robert AllisonJune 27, 2016 9

Could I get a Brexit map over here, please!?!

With the recent vote for the United Kingdom to leave the European Union being all over the news, I was a bit embarrassed to realize I didn't know exactly what areas are (and aren't) considered part of the UK. After a few Google searches, I found the following map on the

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Analytics | Data for Good | Data Visualization

Robert AllisonJune 22, 2016 6

Are there Zika mosquitoes in your county?

Let's create a souped-up SAS map that can track Zika-carrying mosquitoes down to the county level, in the US! A few months ago, I wrote a blog post with a world map of documented locations of the Aedes mosquitoes that could carry the Zika virus. The world map showed a high concentration

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Analytics | Data Visualization

Robert AllisonJune 21, 2016 2

Will independent voters decide the election?

In recent years, more and more people have been registering as independent voters in the US, rather than Democrat or Republican - the independents now control well over 1/3 of the votes. Will they likely vote for the Democrat or Republican candidates in the upcoming election? Let's break down some numbers

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Analytics | Data Visualization

Robert AllisonJune 16, 2016 6

July 4th Fireworks Safety

Here in the US, our July 4th Independence Day holiday is coming up. It's a festive holiday with lots of fun & fireworks, but you also need to also be careful ... and I've got the graphs to prove it! Last year, I wrote a blog post about a SAS

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Analytics | Data for Good | Data Visualization

Robert AllisonJune 14, 2016 16

The big fat truth about the US weight problem

I recently read an article that claims 35% of men, and 40% of women in the US are now obese. Yikes! I wondered when this happened, and whether it had been a gradual or sudden change. If I only had some graphs ... which the article didn't provide. I did some

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Analytics | Data Visualization

Robert AllisonJune 9, 2016 8

These aren't the drones you're looking for - but those are!

With recent advances in quadcopters, or drones, they have become pretty capable and fun flying machines. And just about anybody can afford the entry-level models. They've recently become prevalent enough that the government has started coming up with rules, and the Federal Aviation Administration (FAA) started requiring owners to register drones that

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Analytics | Data Visualization

Robert AllisonJune 8, 2016 2

I see spots - sunspots!

For the first time in 4.5 years, we had a day with zero sunspots - I think this special occasion calls for some sunspot graphs! But before we get started, here's one of the many pictures my friend Kirk took of the sun down in Marco Island, Florida. Spots or no

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Analytics | Data Visualization

Robert AllisonJune 2, 2016 0

What you see is what you get ... maybe!

When using visual analytics, it's important to realize that WYSIWYG (what you see is what you get) is not always true. By recognizing a few optical illusions and tricks, you might become a better data analyst ... and have some fun along the way. Let's start with the Koffka Rings

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Analytics | Data Visualization

Robert AllisonJune 1, 2016 5

A closer look at the teacher salary graph

Teacher salaries have been a hotly debated issue in our state for the past few years. In this blog post, I examine a graph that recently appeared in our local news, point out some deficiencies, and create an alternate graph. But before we get started, here's a picture of my

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Education

Analytics | Data Visualization

Robert AllisonMay 27, 2016 8

How does your favorite US national park stack up?

The US has almost 400 national parks, and has been keeping attendance data for about 100 years. With a holiday weekend coming up, I thought this would be a good time to crunch those numbers, and see how each park compares to all the others... I first saw the tip of

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