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.
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At the top of your dashboard, click the module access icon > Administration > Settings > Manage Course/Batch > Manage Course to open the Manage Course page.
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Select the course.
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In the top right, click the Group batches button.
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In the Name field, enter the group name.
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Select the batches to be included in the group.
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Click the Create button.
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