Regarding the Titanium Studio Is not Longer Support by Appcelerator Company (change to open source Project) will start migration all the Project From Titanium Studio to Appcelerator Studio.

Titanium.Analytics.featureEvent('Data track');  

For New Project Can enable when create the Project pages.
Enable Appcelerator Platform Services will enable the cloud Service and include the Analytics

In existing Project can Enable in tiapp.xml

View the Analytics at
https://platform.appcelerator.com/

flow visualization

Refer:
http://docs.appcelerator.com/platform/latest/#!/guide/Appcelerator_Analytics