static int average(Student[] students) { // THIS not used -> static method candidate
   float tot = 0; // As static THIS is not passed
   for (Student s : students) { // Can be called without creating object statistics
     tot += s.average();
   }
   return Math.round(tot / students.length);
 }
  static int averagePolitic(Student[] students) {
    float tot = 0;
    for (Student s : students) {
      tot += s.average();
    }
    int avg = Math.round(tot / students.length);

    return Math.max(avg, StatisticsStatic.minAvg); // StatisticsStatic not mandatory
  }