Manage Your Lipids

What's up ? This is THE stephane ANDRE !!! I watched a Jamcore DZ's video  and I learned some good stuff. Lipids help with brain function and hormones production like testosterone. Lipids are also the element that is the most energetic : 1gr of lipid is 9kcal while 1gr of protein or carbohydrate is 4kcal. Lipids create the fat of living beings, which…

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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 a copy with a right-click…

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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 explain why we're going to…

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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 a classification test) that told…

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A Pratical Tip To Validate Your Approach

I have just enrolled in a Data Science course on Udemy  and I learned good stuff. How was the A/B test « Number Of Product » ? Easy or difficult ? Here is the result I found. I think you noticed there was something bizarre. There is an anomaly. We imagine that the more the client has products, the more the client is satisfied…

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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 can see the labels in…

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Connect Tableau to An Excel File

I have just enrolled in a Data Science course on Udemy  and I learned good stuff. Now that you downloaded the dataset in Excel file format, we’ll use Tableau to analyze this. We’ll connect to the dataset using the « Excel » option. Now that you downloaded the dataset which is in Excel format, we will use Tableau to analyze this. We…

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Label And Format

  I have just enrolled in a Data Science course on Udemy  and I learned good stuff. Our bar chart has colors by region but imagines that this bar chart is on a wall of an open space or in a report. With labels, we can make this bar chart more clear, easier to understand. In this bar chart, there…

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Create A Calculated Field

I have just enrolled in a Data Science course on Udemy  and I learned good stuff. Now is the time to solve the problem of who is winning the bonus. The first thing to do is clean the dashboard. To do this, click on the « Clear Sheet » button. To start we need to create a « Bar Chart » to see the…

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