Blogs

Data Visualization

Get the right information, with visual impact, to the people who need it

Robert AllisonJuly 17, 2017 0

My previous blog post focused on a graph, showing the % of women earning STEM degrees in various fields. While that graph was was designed to answer a very specific question, let's now look at the data from a broader perspective. Let's look at the total number of STEM degrees

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Education

Advanced Analytics | Data Visualization

Prediction regions for a classification problem with two outcomes. Graph created in SAS.

Rick WicklinJuly 17, 2017 0

3 ways to visualize prediction regions for classification problems

An important problem in machine learning is the "classification problem." In this supervised learning problem, you build a statistical model that predicts a set of categorical outcomes (responses) based on a set of input features (explanatory variables). You do this by training the model on data for which the outcomes

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Analytics | Data Visualization | Programming Tips

Robert AllisonJuly 13, 2017 0

Are more women getting STEM degrees?

For the past several years, efforts have been under way to recruit more women into the STEM (science, technology, engineering, and math) fields. I recently saw an interesting graph showing the percentage of bachelor's degrees conferred to women in the US, and I wondered if I could tweak that graph

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Education

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