The Unemployment Rate of Persons with a Disability Is Typically

The unemployment rate of persons with a disability is typically higher than for those with no disability.Recent statistics report that the national rate of unemployment among this group is 14.5%.The local government of a small city wants to determine the rate in its region to within ±5%, with 90% confidence.How many individuals with disabilities should they sample?

A) 135
B) 191
C) 354
D) 678
E) 981