Respuesta :
The median age is 12 because if you put them in order: 7,9,9,12,13,15,16 then you cross off one number from each side until you get to the middle number.
The median age is 12 because if you put them in order: 7,9,9,12,13,15,16 then you cross off one number from each side until you get to the middle number.