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Tableau Certified Data Analyst Certification Guide

You're reading from   Tableau Certified Data Analyst Certification Guide Ace the Tableau Data Analyst certification exam with expert guidance and practice material

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Product type Paperback
Published in Jun 2024
Publisher Packt
ISBN-13 9781803243467
Length 462 pages
Edition 1st Edition
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Authors (2):
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Daisy Jones Daisy Jones
Author Profile Icon Daisy Jones
Daisy Jones
Harry Cooney Harry Cooney
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Harry Cooney
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Table of Contents (11) Chapters Close

Preface 1. Chapter 1: Connecting to Data FREE CHAPTER 2. Chapter 2: Transforming Data 3. Chapter 3: Calculations 4. Chapter 4: Grouping and Filtering 5. Chapter 5: Charts 6. Chapter 6: Dashboards 7. Chapter 7: Formatting 8. Chapter 8: Publishing and Managing Content 9. Chapter 9: Accessing the Online Practice Resources 10. Other Books You May Enjoy

Heatmap

Heatmaps are otherwise known as density maps and are used to mark multiple data points that are layered. These are then color-coded to show the density of the marks in a specific chart. This can help visualize a report to show trends or geographical locations where there are denser points of data.

Figure 5.6 – Example of a heatmap

Figure 5.6: Example of a heatmap

Items needed to build this chart are as follows:

Columns

Measure

Rows

Measure

Marks

Density

Detail

Dimension

Table 5.6: Requirements to build a heatmap

The following steps will describe how to build a heat map:

  1. From the Data pane on the left, select the dimension or measure that you want to visualize using the density chart. In the preceding example...
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