Book Image

Tableau Desktop Certified Associate: Exam Guide

By : Dmitry Anoshin, JC Gillet, Fabian Peri, Radhika Biyani, Gleb Makarenko
Book Image

Tableau Desktop Certified Associate: Exam Guide

By: Dmitry Anoshin, JC Gillet, Fabian Peri, Radhika Biyani, Gleb Makarenko

Overview of this book

The Tableau Desktop Certified Associate exam measures your knowledge of Tableau Desktop and your ability to work with data and data visualization techniques. This book will help you to become well-versed in Tableau software and use its business intelligence (BI) features to solve BI and analytics challenges. With the help of this book, you'll explore the authors' success stories and their experience with Tableau. You'll start by understanding the importance of Tableau certification and the different certification exams, along with covering the exam format, Tableau basics, and best practices for preparing data for analysis and visualization. The book builds on your knowledge of advanced Tableau topics such as table calculations for solving problems. You'll learn to effectively visualize geographic data using vector maps. Later, you'll discover the analytics capabilities of Tableau by learning how to use features such as forecasting. Finally, you'll understand how to build and customize dashboards, while ensuring they convey information effectively. Every chapter has examples and tests to reinforce your learning, along with mock tests in the last section. By the end of this book, you'll be able to efficiently prepare for the certification exam with the help of mock tests, detailed explanations, and expert advice from the authors.
Table of Contents (15 chapters)
Free Chapter
1
Section 1: Getting Started with Tableau
3
Section 2: Answering Questions with Data
8
Section 3: Advanced Tableau
13
Mock Test A + B (Assessment)

Creating calculations

To create a calculation, click on Analysis | Create Calculated Field. Alternatively, you can scroll to the end of dimensions/measures tabs and right-click in the white space there.

You should see the following calculations window:

The top of the window, where it says Calculation1, is where you enter the name of your calculated field. The blank area underneath is where you enter your calculation. To the right side, you have a list of all of the available functions you can use and their syntax to quickly help you out. The tiny triangle icon to the right of the calculation editor can be used to toggle the functions window in/out.

Let's create a very simple calculation to see what our total profit would be if the average profit increased four times, and name this calculation 4x Profit, as shown in the following screenshot:

You will see, at the bottom of...