Chi-Square Test With More Than 2 Categories

I have just enrolled in a Data Science course on Udemy  and I learned good stuff. In this article, we will do a Chi-square test with more than 2 categories. We will use the A/B test « Country » which has 3 categories which corresponds to 3 countries : German, Spain and France. Select « Gender Actual » tab, make …

Read moreChi-Square Test With More Than 2 Categories

Validate Data Mining In Tableau With A Chi-Square Test

I have just enrolled in a Data Science course on Udemy  and I learned good stuff. In this article we will start using statistics. Don’t worry we’ll do something simple, we’ll use the Chi-square test in a basic way. There is a special section to learn how to do statistics at an advanced level. I’ll …

Read moreValidate Data Mining In Tableau With A Chi-Square Test

Combine 2 charts

I have just enrolled in a Data Science course on Udemy  and I learned good stuff. We’ll move to the next level. We’ll work with 2 bar charts in parallel to have a more efficient data mining. In a previous article, we created 2 different bar charts. The 1st was an A/B test (actually, it’s …

Read moreCombine 2 charts

Create Bins and View Distributions

I have just enrolled in a Data Science course on Udemy  and I learned good stuff. It’s cool, you finished the 1st part. Now we’re going to do more deep Data Mining analysis with this bank’s dataset. To make these analyzes more deep, we’ll create a more statistical approach. To do that we will create …

Read moreCreate Bins and View Distributions

Work With An Alias

I have just enrolled in a Data Science course on Udemy and I learned good stuff. In the last article, I showed you how to do a simple A/B test. We will continue with the result we had with the A/B test. Here is the result of the A/B test. What is in orange is the …

Read moreWork With An Alias

Add a Reference Line

I have just enrolled in a Data Science course on Udemy  and I learned good stuff. In the previous article we learned how to work with aliases. We will learn how to add a reference line in our bar chart. Before I start, I’ll show you a trick in Tableau. In our bar chart we …

Read moreAdd a Reference Line