Using the provided data sheet, calculate the mean duration-per-occurrence IOA and determine whether these data are believable or not. (Note: For each question, you should have two answers: the IOA calculation and whether the data are or are not believable.) IOA Data Sheet Client: JK Date: 3/19/20 Target Behavior: Negative vocalizations Measurement type: Duration Interval Observer 1 Observer 2 0:00 - 1:00 12s 11s 1:01-2:00 45s 45s 2:01-3:00 2s 1s 3:01-4:00 Os 1s 4:01-5:00 22s 22s 5:01-6:00 Os Os 6:01-7:00 39s 37s 7:01-8:00 17s 17s 8:01-9:00 28s 29s 9:01-10:00 1s Os 0 73.3% 88% 0 91.7% 0 71.4% No, these data are not believable Yes, these data are believable