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## Jules Winceslaus

Data is everywhere, I loved creative writing when I was younger & being a doctor involves solving a variety of clinical problems. After hearing about an opportunity to tell stories with data & help people solve problems, I was naturally curious to learn more. Whilst using Tableau to answer football related questions, I was extremely impressed with its ability to quickly show insights, its intuitiveness & the huge potential of the application. The next step? I joined The Data School to learn data visualisation from the best & gain experience in a variety of industries; it’s a fantastic opportunity.

## Maintaining Percentage Of Total Calculations When Showing/Filtering Top N In Tableau

Perhaps you have encountered this challenge before in Tableau. Imagine you are performing a percentage of total calculation on sales for each state, and are filtering for the top N states (for sales), as shown in the image below.   Your percentage of total adds...

## Visualising The Most Expensive Player In Each Premier League Winning Squad

Following on from my previous post about how Chelsea disrupted the Premier League title race (read the blog here), it's interesting to look at how Chelsea also impacted transfer fees.   This can be done in Tableau with a very simple visualisation using custom...

## The Disruption Of The Premier League Title Race – Tableau For Exploring

How did Chelsea disrupt the English Premier League title race? After their takeover in 2003, they invested over £150 million in new players in 12 months. They built a team which blew the competition away, winning the league and setting a records point total in 2005....

## The Rise And Fall Of Champions League Empires – Tableau For Exploring

"Great teams go in cycles" according to Alex Ferguson. This comment came in 2011, after Barcelona had beaten his Manchester United team in a Champions League final for the second time in three years. The following season in 2012, Barcelona reached the...

## Tableau Tip Week – Verbose Status Reports

This week we've been learning about Tableau Server. A useful way to quickly see more detail on your Tab Admin Status reports is to use the "verbose" command. This is helpful when you are trying to troubleshoot issues in server. You can view verbose reports by...

## Tableau Tip Week – Using Parameters To Selectively Show Different Metrics

Imagine you want to show multiple charts with different metrics (such as "Sales" or "Profit") on a dashboard. Imagine you also want to include some unrelated visualisations on the dashboard. The problem is that showing all of these charts at the same time would result...

## Tableau Tip Week – Changing Aliases

Imagine that in your original data set, the value "yes" is coded as "1" and the value "no" is coded as "0". This allows you to easily perform calculations, such as summing, with these values. However, if you want a user to filter by either "yes" or "no" responses,...

## Tableau Tip Week – Lightning Fast Formatting

Do you leave your formatting until the last minute, after you've put all your worksheets on your dashboard already? It can then be very time consuming to then go through all your worksheets individually changing all the fonts, colours, gridlines etc so that...

## Tableau For Visualising Performance – Connect2Help 211

One of our first client projects at The Data School was for the US charity, Connect2Help 211 (click here to read Andy's blog post on the project). Essentially, someone with a problem (or need) can ring Connect2Help's phone line to receive help with their...

## Tableau: With Great Power Comes Great Responsibility …

.... The road to The Information Lab’s Data School involves creating a visualisation in Tableau and telling a story with it, based on any topic you’re interested in. One of the great things about using Tableau early on in the application process is that you...