Tableau – Introduction




Welcome to the first post in the ‘Tableau Tutorial’ series. We have been discussing the various aspects of the data transformation capabilities of tool such as BASE SAS and Audit Command Language on this blog up to this point. Now that we have made significant progress on those fronts, it feel like the right time to include a data visualization tool in the mix.

Data visualization is a key component of a data analytics solutions. Data visualization helps businesses make sense of the data points in order to make informed decisions that would affect their bottom lines or identify areas of improvements in their operations and so on. Most business owners are not very adept in understanding numbers so visualizations help them show a comprehensive picture of their business owners. Consider a few sample charts showing salary distribution across the united states.

Salary distribution across the United States of America

 

Number of jobs across states:

The above visualization may be modified to display the sales distributed across the country or discounts or types of products etc. The list can go on and on.

This series of posts is going to focus on the following points:

  1. How to get Tableau software
  2. Familiarity with the the Tableau interface.
  3. Data import into Tableau Public
  4. Data manipulation
  5. Data sorting and filters
  6. Creating graphs and charts
  7. Creating dashboards

These topics should be enough to get beginners started so that they may start feeling confident in applying for jobs in this domain or maybe even volunteer in your current roles. Tableau is a powerful expression of the the most advanced features available in MS Excel. It is a highly valuable skill in the marketplace and we encourage all youngsters to be certified in order to gain an edge in the job market.

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