December 2019
Beginner
370 pages
8h 9m
English
book
Tableau Desktop Certified Associate: Exam Guide
by Dmitry Anoshin, JC Gillet, Fabian Peri, Radhika Biyani, Gleb Makarenko
Content preview from Tableau Desktop Certified Associate: Exam Guide
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Moving average
Using Global Superstore, as of June 2012, what is the sum of the sales of the previous twelve months and the following twelve months, excluding the current month?
To do this, we start by plotting SUM(Sales) by Month(Order Date). Then we create a quick table calculation for Moving Average by right-clicking the pill.
To add Month(Order Date) as shown in the following screenshot, you can drop Order Date in rows, then click on the pill menu for the second Month option (the one that reads a month and year) and change the pill to Discrete (in the pill menu).
The default calculation averages the values of the month in focus and the two previous ones, but we can go to Edit Table Calculation in the pill menu to specify that we want ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.