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Write a method named printAverage that accepts a Scanner for the console as a parameter and repeatedly prompts the user for numbers. Once any number less than zero is typed, the average of all non-negative numbers typed is displayed. Display the average as a double, and do not round it. For example, a call to your method might look like this:
Scanner console = new Scanner(System.in);
The following is one example log of execution for your method:
Type a number: 7
Type a number: 4
Type a number: 16
Type a number: -4
Average was 9.0
If the first number typed is negative, do not print an average. For example: