Book Image

Learn Power BI

By : Gregory Deckler
Book Image

Learn Power BI

By: Gregory Deckler

Overview of this book

To succeed in today's transforming business world, organizations need business intelligence capabilities to make smarter decisions faster than ever before. This Power BI book is an entry-level guide that will get you up and running with data modeling, visualization, and analytical techniques from scratch. You'll find this book handy if you want to get well-versed with the extensive Power BI ecosystem. You'll start by covering the basics of business intelligence and installing Power BI. You'll then learn the wide range of Power BI features to unlock business insights. As you progress, the book will take you through how to use Power Query to ingest, cleanse, and shape your data, and use Power BI DAX to create simple to complex calculations. You'll also be able to add a variety of interactive visualizations to your reports to bring your data to life. Finally, you'll gain hands-on experience in creating visually stunning reports that speak to business decision makers, and see how you can securely share these reports and collaborate with others. By the end of this book, you'll be ready to create simple, yet effective, BI reports and dashboards using the latest features of Power BI.
Table of Contents (16 chapters)
Title Page
Copyright and Credits

Checking and troubleshooting calculations

Now that we have our calculations seemingly correct, it is important to take a closer look so that we can discover any anomalies or instances that might throw off the calculations.

Boundary cases

A common method of performing checks is to look at boundary cases, or the maximums and minimums of our calculations. To do this, follow these steps:

  1. Start by clicking on the %Utilization column header in our table visualization. This sorts the table in descending fashion, where our highest %Utilization number is at the top of the list. We can see what might be some anomalies of very high utilization, such as the %Utilization at the top, which has 175% for Cole, Camille.
  2. To check this number...