One of the much anticipated features of Tableau 8.1 is integration with R. Following is a compilation of notes and observations about this integration for those of you beginning to use this new feature. This was done using 8.1 Desktop and R installed on the...
This is the first in a three part series related to the four types of pills in Tableau. The four pill types are discrete dimension, continuous dimension, discrete measure, and continuous measure. Grasping these concepts is important to understanding Tableau and relational databases in general....
As an InterWorks Consultant, I get the privilege of traveling around the country at times to teach Tableau. In these classes are a variety of different people from different backgrounds and organizations. From CTOs and CIOs, to business analysts and just data geeks who desire...
You may be thinking, global filtering? Don’t we have that ability already? Why do I need to write code to do that? In Tableau Desktop, global filtering is typically defined as setting a quick filter to control all worksheets on a dashboard that use a...
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...
USA Today had an article on three American economists who were awarded the Nobel Prize in Economic Sciences for 2013. The Sveriges Riksbank Prize in Economic Sciences in Memory of Alfred Nobel has been awarded 45 times to 74 laureates between 1969 and 2013. To help...
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...
Wow. Now THAT was an amazing conference. You got away from work for a couple days, met a lot of cool people, attended a lot of great sessions, learned a ton … now what? The day after kinda sucks. You’re probably still riding the wave from...
Attendees at the 2013 Tableau Customer Conference in National Harbor were delivered an electrifying experience in the keynote address Monday morning. After an inspiring introduction from Tableau CEO, Christian Chabot, the development team, led by Chris Stolte, unwrapped a collection of improved workflow and analytics...
Medway Youth Trust (MYT) is a registered charity serving vulnerable youth in the Medway area of England, approximately 35 miles southeast of London. At Medway Youth Trust, trained advisors provide advice and guidance to at-risk youth in the hopes of helping them to create brighter...
STILLWATER, Okla. – InterWorks, Tableau Software’s largest global services provider, announced plans to present alongside Facebook during their customer session at the 2013 Tableau Customer Conference. The conference held Sept. 8 – 12 in Washington D.C. allows Tableau customers from across the world to share...
"Pack your bags – your trip to Washington, D.C. starts on Saturday … " Very few emails make me happier than the one that reminds me to pack my bags for the annual Tableau Customer Conference (TCC)! But what to pack? One thing you learn as...
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...
This year I’m going to try something different for the Tableau Customer Conference: I’m going to try to Sketchnote some of the sessions I attend. What's a Sketchnote? I don’t blame you if you’re not familiar with this term. I wasn’t until recently. In my mind, I position...
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...
I know many of you cringed when you saw the words Global Filter, but I’ve had many questions come up recently regarding this while clients upgrade from Tableau 7 to Tableau 8. So, I thought I’d put something together. Quick Filters in Tableau 7 In Tableau 7,...
This weekend I presented an introduction to Agile Data Warehouse Design for SQL Saturday #223 in Oklahoma City, OK. It was a fun talk for a great crowd. At the end, my friend Kristin Ferrier (blog:twitter) asked a great question: "What is the expected deliverable from...
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