Last Week, 108 Cars Received Parking Violations in the Main

Multiple Choice

Last week, 108 cars received parking violations in the main university parking lot. Of these, 27 had unpaid parking tickets from a previous violation. Assuming that last week was a random sample of all parking violators, find the 95 percent confidence interval for the percentage of parking violators that have prior unpaid parking tickets.

A) 18.1 to 31.9 percent.
B) 16.8 to 33.2 percent.
C) 15.3 to 34.7 percent.
D) 19.5 to 30.5 percent.