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@@ -414,12 +414,14 @@ if($nb_teacher_courses)
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}
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}
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}
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-
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- $avg_time_spent_in_course = api_time_to_hms($avg_time_spent_in_course / $nb_students_in_course);
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- $avg_progress_in_course = round($avg_progress_in_course / $nb_students_in_course,1).' %';
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- $avg_score_in_course = round($avg_score_in_course / $nb_students_in_course,1).' %';
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- $avg_messages_in_course = round($avg_messages_in_course / $nb_students_in_course,1);
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- $avg_assignments_in_course = round($avg_assignments_in_course / $nb_students_in_course,1);
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+ if($nb_students_in_course>0)
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+ {
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+ $avg_time_spent_in_course = api_time_to_hms($avg_time_spent_in_course / $nb_students_in_course);
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+ $avg_progress_in_course = round($avg_progress_in_course / $nb_students_in_course,1).' %';
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+ $avg_score_in_course = round($avg_score_in_course / $nb_students_in_course,1).' %';
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+ $avg_messages_in_course = round($avg_messages_in_course / $nb_students_in_course,1);
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+ $avg_assignments_in_course = round($avg_assignments_in_course / $nb_students_in_course,1);
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+ }
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$table_row = array();
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$table_row[] = $course['title'];
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