Since the number of Duquesne students is very large compared to our sample size, we can model this random sampling by taking a box with 6 black balls (for the females) and 4 white balls (for the males) and taking a sample of size three, one at a time, replacing the drawn ball each time.
(the number of Duquesne students; is; very large) (we; can model; this random sampling)
the number of Duquesne students we
is can model
very large
this random sampling