The Group Batches features can be used when you want to generate exam reports on only specific batches of a course. You can create a group with only the required batches and leave out batches that are not to be included in the report.
Click the module access icon > Administration > Settings > Manage Course/Batch > Manage Course to open the Manage Course page.
- Select the course.
In the top right, click the Group batches button.
In the Name field, enter the group name.
Select the batches to be included in the group.
Click the Create button.
For more information, watch this-