How to remove student

Click the Manage button of your desired course and then click the Instructor tools button of your desired section.
Click the Track tab located on your dashboard.
To remove a student from your section, click the settings menu parallel to your students’ names and select the Remove Student option.
Click the OK button to confirm.
To remove more than one student from your section, click checkboxes next to their names, click the Actions button at the top right side and select the Remove Student option.