The Data School Blog
Importance of understanding data types (Part II – Numeric/Quantitative Data Types)
As mentioned in my previous post, data types is a very important concept. You have to analyze numeric data differently than categorical; otherwise, it will result in a wrong analysis. Therefore, knowing the types of data you are dealing with allows you to choose the...
Importance of understanding data types (Part I – Categorical/ Qualitative Data Types)
When you start working with data, you might be tempted to begin creating beautiful Tableau dashboards and Alteryx workflows, without properly looking at the data set. But that’s not the way to go. Before jumping into it, it’s very important to understand the nature of...
How to Do Sheet Swapping in Tableau?
This blog will demonstrate how to use a parameter to hide/show different views on a dashboard, which is often referred to as sheet swap. Follow the six steps below and you will be surprised how simple it is to do the magic! In my example, I have created a map and a...
Tableau Desktop Certified Associate Exam: Everything You Need to Know
What is Tableau and Why should you get certified? Tableau is a trending and market-leading business intelligence tool used to visualise and analyse your data in an easily understandable format. It allows you to work on the live dataset and spend more time on data...
Multiple Set Actions in ONE Sheet
In this blog I will teach you how to have multiple set actions on one sheet. After seeing two blogs posted by Alex Stephens and Summer Dong from the Data School AU, I was inspired to combine what I learned from them into one functional sample dashboard. The dashboard...
Healthy Habits for New Alteryx Designer Users
So you just picked up Alteryx and want to quickly improve your workflows? Here are a few settings and healthy habits you should form as a new Alteryx Designer user. Annotate EVERYTHING The real key to success, annotations are not only helpful for other people viewing...
REDO: Making a Better Bar Chart
Let's look at the very first bar chart I ever made in Tableau. While it isn't the worst bar chart that has ever graced your eyes, it could definitely use improvement. Here are a few of the things you should consider, Purpose Bar charts are typically used to compare...
My 5 favorite tips in Tableau
If you are like me, I am always forgetting how to do some of the simple things in Tableau! There are so many little tricks and tips for creating beautiful and insightful dashboards. In the journey of learning Tableau, I am always asking myself, I wonder if I can do...
Tableau: Highlighting data with dynamic reference lines
Highlighting data for the consumer will effectively direct their attention to the data points you want them to focus on. In this tutorial, I will show you how to create a viz in Tableau Desktop using Tableau 2020.4 to highlight data with dynamic reference lines in a...
Tableau Tip: Single Drill Down with Set Action
While watching Bethany Lyons’s set action demo last week, I was impressed by how she uses Set Action to add playful interactivity to a viz. This blog is a step by step guide of single drill down - one of the tricks I have learned from Bethany Lyons’s work. I will...
Approaching Data Analytics: A Scientist’s Perspective
Scientists follow a tried-and-true method for project completion; We write out an Introduction, outline our Methods, report our Results and complete a Discussion to tie it all together. Seems very… scientific right? Not necessarily! I have already found that this line...
Can you speak data?
In my first post, I explained my background and how I switched my career into data analytics. But before diving into it and becoming more technical, let me explain to you what it takes to speak the language of data. Why data analytics is so important ...