The Data School Blog

Reflecting My Data School Experience

Reflecting My Data School Experience

Time flies! Without even noticing it, we are already nearing the end of our four-month training program and ready to embark on the next phase of the journey, which is to apply our skills and work on placements with clients. Hence, this would be a perfect time to...

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The Data School: Where Passion for Data Pays

The Data School: Where Passion for Data Pays

Sometimes stressful, sometimes painful, sometimes a late Thursday night chicken supreme pizza, but it was always fun. The training was definitely not what I had expected - but it was in a good way. The environment of like-minded and friendly individuals constantly...

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My Solution Of The WOW Week36 Challenge

My Solution Of The WOW Week36 Challenge

When it is nearly the end of the Data School training program, I find myself learned a lot along the process. However, the more we learned, the more practical use case we should practice to apply the techniques and the Work Out Wednesday contains plenty of use cases...

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Temperature & Rainfall ‒ Dashboard Week Day 5

Temperature & Rainfall ‒ Dashboard Week Day 5

On the fifth and final day of Dashboard Week, the task was to build a Tableau viz using UN Air Quality data. Given the fact that I had already built an air quality dashboard on Monday, I wanted to switch things up. In the dataset, there were many other measures...

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Fixed-LOD Friday (Dashboard Week D5)

Fixed-LOD Friday (Dashboard Week D5)

Context Today's task used the UN Air Quality Data, but we were forbidden from using Alteryx. This was our go-to data cleansing and preparation tool. This meant that we had to either use Tableau Prep or figure out a way within Tableau to get it on the grain we needed...

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Throwback Thursday (Dashboard Week D4)

Throwback Thursday (Dashboard Week D4)

Context Today's task was using cocktail data from an API. However, the catch is that we have to use Tableau version 8.3! With the 8.3 version there are several limits such as using .tde instead of .hyper and then also no level of detail calculations. The data itself...

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Beginners Guide To Alteryx Optimization

Beginners Guide To Alteryx Optimization

Prescriptive Analytics, a buzz word like predictive analytics, aims to find the “best” solution to a problem, given a number of constraints (business rules). Within Alteryx, there is a handful of sample workflows to help understand different prescriptive optimization...

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Which City is More Suitable for Relocating

Which City is More Suitable for Relocating

Briefing: It is the end of Dashboard Week. The challenge for today is to visualize a given data set without Alteryx. The dataset is about the UN Air Quality Index and contains different CSV files related to different years. However, by unioning them in Tableau, I...

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Dashboard Week Day 5 – Air Pollution Data

Dashboard Week Day 5 – Air Pollution Data

The Briefing   It’s finally the last day of dashboard week. This week has certainly been the most intensive one ever since the training started three months ago and has definitely put our skills to a huge test. Since we had to make the dashboard and present at 3...

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Select Three Drinks to Get Drunk–Dashboard Week Day4

Select Three Drinks to Get Drunk–Dashboard Week Day4

It is the 4th day of the dashboard week. The challenge today is to get the best practice of the Tableau 8.3 which published 3 years ago. It is important to know what you can or can not do in the old versions. When we are on the client site, there is a high chance that...

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Dashboard Week Day 5: The Ozone

Dashboard Week Day 5: The Ozone

The last four days have been nothing short of a genuine challenge. Today marks the fifth and final day of Dashboard Week and also the shortest day yet, in terms of how long we had to work on our dashboard. Our task today was to create a dashboard using data on the...

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