Sara Hamdoun

Sara Hamdoun

Sara Hamdoun

Sara joined The Data School from an entrepreneurial background, having started her first business at the age of 18 and later graduated with a Business Enterprise degree. It was through her own business experience and working with other organisations, that she discovered the power and importance of analysing and understanding data. Keen to learn more, Sara attended a Meet & Greet event hosted by The Data School where she discovered the infinite possibilities of what Tableau and Alteryx can achieve. She was encouraged and inspired by The Data School’s ethos and knew this was a perfect place to pursue a career in data analytics.

Dashboard Week – Day 5 (Power lifting)

Today was the final day for dashboard week and guess what, we were reunited with Tableau Desktop 😊 Lily and Nick found a data set on Kaggle about the history of power-lifting. The data set provided was already formatted correctly, so there was no need to use Alteryx...

Dashboard Week – Day 4 (Candy Survey Data)

Day 4 we had to visualise survey data about candy. We were only allowed to use Tableau Prep to clean the data. I was pleased to use Tableau Prep, as I’ve mainly be using Alteryx. Below is my workflow: However, we had to create our visualisation on Web Edit. Web Edit...

Dashboard Week – Day 3 (Solar System)

Today we used an API to access data about the Solar System. Extracting the data was fairly okay; below is my Alteryx workflow: However, it wouldn’t be dashboard week if it was that simple… Oh no we had to use Power BI instead of Tableau. Let’s just say I’ll never...

Dashboard Week – Day 2 (Battlefield Sites)

Today we had to visualise data about battlefield sites in the U.K. using data from Historic UK. It has been a long and tiring day; I’ve never used so much Regex before What have I learnt today... Multi-row formula can save you so much time, (I never used it before)...

Dashboard Week – Day 1 (UFO’s)

Today Andy gave us a data-set about UFO’s, we were tasked to scrape the website for all UFO sightings across all years and then produce a cool dashboard. I practised with web scrapping and Regex, which was initially challenging but still good fun… Here’s my Alteryx...

How to create a dumbbell chart on Tableau?

A dumbbell chart illustrates the change between two (or more) data points. To create a dumbbell chart on Tableau you will need to create a dual axis; one of the axes has a mark type of a line and the second axes has a mark type of a circle. Below is a step by step...

5 Top Tips when creating a dashboard

Hi, I'm Sara (part of DS14). I thought it would be helpful to share some top tips when creating a dashboard on Tableau 1) Have a clear idea/ understanding on what you want to visualise. Ask yourself a few key questions: - What story do I want to tell? - What are the...

My goals and expectations of The Data School

To be honest, I have fairly high expectations of The Data School and myself only because everyone here is so amazing… There are loads of things I would like to achieve. To name a few: Develop soft skills, so I’m able to present and teach Tableau/ Alteryx to othersPass...