Why Data Cleaning Eats 80% of Every Analytics Project

The 80 percent statistic is real, and it is not padding. A breakdown of where the time actually goes in data preparation, and five practical ways to reduce it.
The Four Types of Data Analytics, Explained Without the Jargon

Descriptive, diagnostic, predictive and prescriptive analytics answer four different questions and cost very different amounts. Here is how to tell which one your business actually needs.