You have the option to apply mass actions to the data that resulted from a report. Mass actions are available to the Users and the Courses reports. 

To apply a mass action to the users, go to 'Users' reports (1) and click on the 'Mass action' (2) button located on the right hand of your reports screen.

A drop-down will appear will all available mass actions to be taken on the data you have in your report at the time. You can filter your report if you want to apply the mass actions only to a specific set of users.

In order to apply a mass action to your courses, go to the Course reports (1) and click on the Mass actions button (2).

A drop-down will appear will all available mass actions to be taken on the data you have in your report at the time. You can filter your report if you want to apply the mass actions only to a specific set of courses.

Note: Mass actions can only be applied to Users and Courses. Keep in mind that all data in your report will be affected by your mass action.