Write a class called HomeworkSeven. All input and output using Dialog boxes. Nothing on the command line.

  1. you will create a main method, a fillGrades method, a printGrades method, a sumGrades method, and a findAverage method, and a findMax method
  2. fillGrades method should get input from the user to fill the contents of an array of doubles
  3. printGrades method should print out the contents of an array of grades using ONE dialog box.
  4. sumGrades method
  5. findAverage method
  6. findMax method
  7. in the main method

When you're done: