A good answer might be:

if ( array.length != 0 )
{
  System.out.println("The total is:   " + total );
  System.out.println("The average is: " + total / array.length  );
}      
else
  System.out.println("The array contains no elements." );

End of the Chapter

That about wraps it up for this chapter. You may wish to review the following topics, unless you are already maxed out. Click on a subject that interests you to go to where it was discussed.

The elements of an array.
Counting loops and arrays.
The length attribute of an array.
Array length determined at run time.
Algorithm for determining the maximum element.
Algorithm for determining the minimum element.
Algorithm for determining the sum of the elements in an array.
Algorithm for determining the average of the elements in an array.

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