Entries by Oz du Soleil

Paqui One-Chip Challenge 2017

Here it is! My Paqui One-Chip Challenge video. This chip is HOT! You’ll see. #onechipchallenge #sweeps Website: http://ozdusoleil.com My book: Guerrilla Data Analysis 2nd Edition http://www.amazon.com/Guerrilla-Analysis-Using-Microsoft-Excel/dp/1615470336 My old blog: http://datascopic.net/blog-2-2

Pants on Fire Storytelling Show: Oz du Soleil learns the danger of playing cards with strangers

Pants on Fire is a storytelling event in Portland, OR where the audience hears seven outrageous stories, and one is a lie. Here, I tell the true story of playing cards on a city bus with spree killer Alton Coleman. Website: http://ozdusoleil.com My book: Guerrilla Data Analysis 2nd Edition http://www.amazon.com/Guerrilla-Analysis-Using-Microsoft-Excel/dp/1615470336 My old blog: http://datascopic.net/blog-2-2

Aggregating Joins in Power Query: the mysteries

This video explores Aggregating Joins. These are strange because they can be handy. However, as we see in the video, sometimes Grouping or regular joins are better solutions. Still, you should know that Aggregating Joins is available to you. I’m interesting in knowing your thoughts on this. Do you use Aggregate Joins a lot? Whats’t […]

Test Your Knowledge on Excel Joins with this 10-Question Quiz

My past few videos have covered Joins and other methods for merging data in Microsoft Excel using Get & Transform (Power Query). Now, take this 10-question quiz. Test your knowledge on working with Joins. See if you’re ready to battle Crap Data and help get this world’s data clean. Website: http://ozdusoleil.com My book: Guerrilla Data […]

Cross Joins in Power Query: Measuring Student Progress

In this video we’re measuring student progress against program requirement. A full outer join is used as a final step. However, the cross join is needed so that we can identify where students haven’t done ANY work in a category. The full outer join won’t pick up data that doesn’t exist. What is a Cross […]