supongamos que el total de los estudiantes en tu escuela es de 256 se te ha pedido elegir al azar una muestra de 15 estudiantes alos cuáles se le aplicará una examen para evaluar las condiciones físicas en las que se encuentra​

Ido not know my friend

Thats where they was ported and the fields that noone really knew much about needed tended, so they put slaves out there do free work and huge profits and so on the north decided to hold its own and was more different way of survival did not have same climate conditions to afford protecting slaves from winter so expenses be diff from south