Residents of a town were surveyed to determine whether they are satisfied with the concession stand at the local park. A random sample of 200 residents was selected. All 200 responded,
and 87% said they are satisfied. Bases on this information, which of the following statements
must be true?
I.
Of all the town residents, 87% would say they are satisfied with the concession stand at
the local park.
If another random sample of 200 residents were surveyed, 87% would say they are
satisfied.
II.