To complete the following procedure, you must be logged on as a member of the Domain Admins security group. On a computer running Windows Small Business Server 2003, click Start, and then click Server Management.
The 'Mean' (Average) is 18.75. (Often rounded to 19) The Median is the 'middle value' in your list. When the totals of the list are odd, the median is the middle entry in the list after sorting the list into increasing order.
Median means middle put the numbers in order and the middle number is the Median. It there are two numbers that are in the middle, then you take the average of those two numbers. Most of these people are telling you the mean. The mean is the average of all of the numbers.