4 ms·
as of 2011 they are fully random instead of being based on geographical region and groups https://www.ssa.gov/employer/randomization.html https://www.ssa.gov/e
by enlightens 2y ago
as of 2011 they are fully random instead of being based on geographical region and groups
https://www.ssa.gov/employer/randomization.html https://www.ssa.gov/employer/randomization.html