Book Image

Tableau Certified Data Analyst Certification Guide

By : Mr. Harry Cooney, Mr. Daisy Jones
Book Image

Tableau Certified Data Analyst Certification Guide

By: Mr. Harry Cooney, Mr. Daisy Jones

Overview of this book

The Tableau Certified Data Analyst certification validates the essential skills needed to explore, analyze, and present data, propelling your career in data analytics. Whether you're a seasoned Tableau user or just starting out, this comprehensive resource is your roadmap to mastering Tableau and achieving certification success. The book begins by exploring the fundamentals of data analysis, from connecting to various data sources to transforming and cleaning data for meaningful insights. With practical exercises and realistic mock exams, you'll gain hands-on experience that reinforces your understanding of Tableau concepts and prepares you for the challenges of the certification exam. As you progress, expert guidance and clear explanations make it easy to navigate complex topics as each chapter builds upon the last, providing a seamless learning experience—from creating impactful visualizations to managing content on Tableau Cloud. Written by a team of experts, this Tableau book not only helps you pass the certification exam but also equips you with the skills and confidence needed to excel in your career. It is an indispensable resource for unlocking the full potential of Tableau.
Table of Contents (11 chapters)

Data Interpreter

Tableau Desktop’s Data Interpreter is a methodology available to clean datasets from Excel, CSV, PDF, and Google Sheets files that are often created to be human-readable as opposed to machine-readable. The Data Interpreter helps clean a file into a usable dataset, getting rid of things such as titles, notes, and stacked headers. Additional tables and sub-tables within a file can also be identified and selected using Tableau’s Data Interpreter. The data in the file will not be updated when using Data Interpreter, only Tableau’s interpretation of the data.

To use Data Interpreter, go to the Data Source page using the tab in the bottom-left corner. If the data source is the correct file type, there will be an option in the Sheets pane to tick a box labeled Use Data Interpreter. Once this has been clicked, the label will switch to Cleaned with Data Interpreter, and there will be a Review the results link, which will take you to an Excel file that...