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plugin/questionoptionsevaluation/README.md

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+# Questions Options Evaluation
+
+Allow recalulate the options score in questions:
+
+* Successes - Failures
+* Successes - Failures / 2
+* Successes - Failures / 3
+* Recalculate question scores
+
+**Setup instructions**
+
+- Install plugin
+- Set enabled in configuration
+- Edit `configuration.php` file
+  ```php
+  $_configuration['exercise_additional_teacher_modify_actions'] = [
+      // ...
+      'questionoptionsevaluation' => ['QuestionOptionsEvaluationPlugin', 'filterModify']
+  ];
+  ```