The Tableau training website offers a multitude of resources for Tableau users with many of the videos being brief and addressing specific topics.
This self-study syllabus organizes those videos to help you find the training you need on specific topics quickly. Take Video Lessons Here.
Also read: Tableau-9 Essentials Training
The tutorial presents tutorial in an excellent way. That covers basics of Tableau. How to connect to different databases. Analyzing data.
Also it covers…
Preparing reports with statistics. Creating dash boards. Also covered integrating R with Tableau.
The way given excellent presentation on analysis with Tableau and dashboards is simply very good. And, you can export and share them to others.