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Tableau Tag

A few months ago, I received a call from a close friend who was very elated and very frustrated. She was elated because after many weeks of difficult conversations with her company’s IT department, she had finally received access to the data warehouse. At the...

Occasionally, you will find the need to compare filtered data against the total data source. As Tableau's filters remove the data from the data partition, this can sometimes be a tricky problem. You might be tempted to try the "Total" function in a formula like the...

Neutrality has always been a key concern in data analysis. As analysts, it is critical that we not introduce our own bias into the interpretation of data. Anyone who has had a statistics class is familiar with the importance of random samples and neutral questions....

With Tableau 8, users gained the ability to color marks by multiple dimensions on a single axis with some automatic combined field magic. What happens though, when you want color by a dimension and a measure? In the past, I have separated out members of...

If I were to ask you to name the three most significant factors that predict the murder rate within a geographic area, then I would expect you would name some measure of median income. To test this hypothesis, we could do a simple linear regression...

Rosetta Stone Inc. is a U.S. software company that develops Rosetta Stone, a computer-assisted language learning program that teaches more than 30 languages. Client Testimonial "Working with InterWorks helped Rosetta Stone jumpstart our Tableau implementation. The InterWorks team was able to quickly train the Rosetta Stone BI...

In the interest of full disclosure, I should let you know that I am a SAS user with a math background. I want to share my experience of exploring Tableau as a new user doing analysis in a relatively unfamiliar environment. For this first piece, we...

The Problem As consultants, we often run into instances where we need to connect to a Microsoft SQL database as a user from another domain. Using SQL Server Management Studio fails the login because we can't specify which domain credentials to use, just that we want to...

One of the dangers of getting older, enjoying technology or writing a book is becoming sedentary. In December of last year, I realized that my lifestyle was simply not healthy. I wasn't eating properly or exercising enough. My weight was 182 pounds (well over my...

This is part 2 of my mini-series on exploring Tableau workbooks with PowerShell. If you missed it, you should read Part 1: Opening Workbooks, before continuing. Welcome back! Last time I showed you how to open a Tableau workbook (TWB or TWBX) in PowerShell so you...

New and old Tableau users alike struggle with grasping Tableau's concept of Layout Containers. I put together this exercise last week for a recent training course to help explain what is going on behind the scenes. Layout Containers in Tableau 8 force spatial relationships between dashboard...

In this mini-series I'm going to show you some cookbook style examples for using PowerShell to explore your Tableau workbooks. Follow along, this is going to be fun! Tableau workbooks (TWB files) are just XML files. Packaged workbooks (TWBX files) are just ZIP files that contain...

I saw an interesting post and data set this morning from ProCon.org. The information was in tabular form, so I copied it and extracted the data into Tableau. 20 minutes later, I had a fully-interactive dashboard that presented the information relevant to me in a...

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