Extensions Plugin Manager Edit Sample Data Group
From Joomla! Documentation
Sample Data Group[edit]
These plugins provide sample data for the Sample Data module that may be displayed on the Home Dashboard. If a plugin is disabled it will not appear there.
Sample Data - Blog[edit]
Provides the blog sample data. Can be installed using the sample data module. This plugin has no options.
Sample Data - Multilingual[edit]
Provides the multilingual sample data. Can be installed using the sample data module. This plugin has no options.