What it is:
A man-year is a measure of how much work one person does in a calendar year.
How it works (Example):
For example, let's say the Facilities Maintenance Department of the University of XYZ bills the other departments of the university for the time it spends fixing, repairing, replacing, or responding to maintenance requests. Last year, how many full-time employees it need?, it billed these departments for 30,000 hours of work. If the Facilities Maintenance Department expects to bill out at least that many hours next
The real question here is how many man-years are in 30,000 hours. Given that a full-time employee works 40 hours per week for 52 weeks, a full-time person x 52 = 2,080) hours in a year. If we divide 30,000 by 2,080, we see that the Facilities Maintenance Department must have at least 14 full-time people.work (40