Andres C. In these years of experience in the area of data analysis, I have seen a recurring problem in all organizations, public or

When we analyze data we must be careful not to make these common mistakes that even the most experienced analysts run the risk of making. Some are

There is nothing more discouraging than starting an analysis and finding yourself with a set of unorganized data. They can be files with many sheets of

In my training as a researcher, one of the great lessons I learned from Dr. Hector S. Lopez was the importance of clearly defining