If you are using Tableau for data analysis, there is one question you really should answer for any data source before you can do any analysis and be 100% certain you are getting the results you think you are getting. Here it is: What is this number? Or, more specifically, what is one record out of […]Continue Reading... 6 Comments.
I recently came across this post that highlights the importance of seeing what isn’t in the data: http://blogs.hbr.org/2014/05/visualizing-zero-how-to-show-something-with-nothing/ In Tableau, rows, columns and marks are defined by records of data. That means that most of the time, you are limited to showing what is in the data. But there are a few options for showing […]Continue Reading... 2 Comments.