Can you have an ArrayList of ints? The following for-each loop was used in the method showDifference in Display 14.3. Rewrite it as an ordinary for loop. This should help you to see how much cleaner...

Can you have an ArrayList of ints?

The following for-each loop was used in the method showDifference in

Display 14.3. Rewrite it as an ordinary for loop. This should help you to see

how much cleaner it is to use a for-each loop.

for (Double element : a)

System.out.println(element + " differs from average by "

+ (element – average));