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.
How to Find the Mean. The mean is the average of the numbers. It is easy to calculate: add up all the numbers, then divide by how many numbers there are. In other words it is the sum divided by the count.
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.