Entries by Chris Barton

Exploratory Data Analysis and Visualization for the Mean Marketer – Part 2

In the previous post, we looked at how an analyst can indentify if a variable is quantitative or categorical, determine if it plays the response or explanatory role, and assign the situation a specific role-type classification.  With this information at hand, I’d like to walk through an example where we can examine various role-type classifications […]

Exploratory Data Analysis and Visualization for the Mean Marketer (Part 1)

The world’s digital information is growing faster and faster every day, and by some estimates the digital universe will reach a whopping 90 zettabytes of information by the year 2020.  With this type of digital data tsunami the amount of insights that can be extracted is nearly limitless. This data revolution can already be seen […]