 
<translate> Obere afọ = Nkezi - 1 Standard deviation = 10 - 8 = 2 Afọ ndụ kacha elu = nkezi + 1 Standard deviation = 10 + 8 = 18 Ọnụ ọgụgụ kachasị elu nke ndị na-arịọ arịrịọ dị iche iche = 18 - 2 + 1 = 17 <eng> Minimum age = Average - 1 Standard deviation = 10 - 8 = 2
Maximum age = average + 1 Standard deviation = 10+ 8 = 18
Maximum number of different ages of the applicants = 18 - 2 + 1 = 17 