You are interested in knowing what the average number of prior arrests is of an inmate in Alabama. You take a sample and examine their arrest records. You find the following number of prior arrests among the sample: 18, 9, 7, 11, 5, 2, 8, 13, 4, 0, 3, 6, 2, 15, 22, 11, 8, 3, 2, 13