The latest #PreppinData solution is out! Take a look at the solution here: preppindata.blogspot.com/2024/09/2024-w…

This week's #PreppinData is a follow on to the Premier League results last year. This time we're using the clean data from last week to building the league standings. preppindata.blogspot.com/2024/09/2024-w…

This week's #PreppinData is carrying on with the Premier League data from last week but now we're trying to determine each team's recent form. preppindata.blogspot.com/2024/09/2024-w…

The latest #PreppinData solution is now available! Solution: preppindata.blogspot.com/2024/09/2024-w…

This week's #PreppinData challenge is about time reporting for our consultancy business (no, not The Information Lab before my colleagues start to panic!). Can you help us clean up our engagement data to prepare it for analysis? preppindata.blogspot.com/2024/09/2024-w…

The latest #PreppinData solution is now available! Solution: preppindata.blogspot.com/2024/09/2024-w…

This week's #PreppinData challenge has us back at Preppin' Consultants helping them to understand who has earned the most for the organisation: preppindata.blogspot.com/2024/09/2024-w…

Tableau Prep Up & Running! When I am teaching data preparation I use concepts found in this book. This is a must read for Tableau Prep users! Carl Allchin

When someone writes a review of your book and it's everything you could ever hope for. Jared has managed to capture why and who I wrote Tableau Prep Up & Running for perfectly. Thank you Jared Flores

This week's #PreppinData challenge comes from Abhishek Minz of The Information Lab Ireland. In this challenge you will be looking at a vehicle advertising platform and see what dealership is using it the best. preppindata.blogspot.com/2024/10/2024-w…

The latest #PreppinData solution is now available! Solution: preppindata.blogspot.com/2024/10/2024-w…

The solution for this #PreppinData challenge is now available! Solution: preppindata.blogspot.com/2024/10/2024-w…

It's week 43 of the year, so for #PreppinData this week it seems only right to return to the challenges that DS43 created for us earlier in the year! We need to identify the worst selling products in this dataset. Thanks Jess! preppindata.blogspot.com/2024/10/2024-w… Carl Allchin Tom Prowse

The solution for this #PreppinData solution is now available! Solution: preppindata.blogspot.com/2024/10/2024-w…

Jess is back with part 2 of her #PreppinData challenge this week. MiniBytes would like us to perform some analysis on their returns data and how much they should budget for refunds each month. preppindata.blogspot.com/2024/10/2024-w… Carl Allchin Tom Prowse

This week's #PreppinData is created by a Salesforce Agent rather than Jenny Martin or I. At the #DataFam conference in London, we tasked JP King to use Tableau Agent to create us a challenge and here is how it did. preppindata.blogspot.com/2024/11/2024-w…

This week's #PreppinData is all about answering questions. It started with me watching an hashtag#NBA game and trying to work out what is the lowest number not worn on a jersey? More questions flowed. Can you answer my follow-up question to? preppindata.blogspot.com/2024/12/2024-w…

This week's #PreppinData was created by Thomas Duong, a recent graduate from the The Data School UK training program. The data comes from Our World in Data and is looking at how Life Expectancy has changed around the world over time. preppindata.blogspot.com/2024/12/2024-w… Carl Allchin Tom Prowse

Hey #PreppinData fans, for 2025 Preppin' challenges will now be released more sporadically throughout the year. There's a bank of over 300 challenges to work through and new tools / languages to learn. Huge thanks to Jenny Martin and Tom Prowse for their years of challenges.

Tableau users looking to strengthen your data prep skills? #PreppinData offers weekly challenges. (preppindata.blogspot.com). I decided to go back and give 2024 week 1 a try. #TableauPrep #DataFam Carl Allchin Jenny Martin Tom Prowse