Write a method that computes the average of the values in an array of doubles. Write a complete Java class that will create a 2D array of randomly generated ints with dimensions of 5 rows and 10 columns. Print the values of each cell to a 5x10 table. You have an int array named examScores that is 1000 elements in length. Describe an application that would be a good choice for using 3D array.