public function isApproved(CourseSubjectStudent $course_subject_student, $average, PropelPDO $con = null)
{
$minimum_mark = $course_subject_student->getCourseSubject($con)->getCareerSubjectSchoolYear($con)->getConfiguration($con)->getCourseMinimunMark();
return $average >= $minimum_mark && $course_subject_student->getMarkFor($course_subject_student->countCourseSubjectStudentMarks(null, false, $con), $con)->getMark() > self::POSTPONED_NOTE && $course_subject_student->hasNotAbsense();
}