A technician who services machines logs the duration of her service ca

A technician who services machines logs the duration of her service calls. She notices that calls can take 1, 2, 3, or 4 hours (rounded to the nearest hour). Interestingly, the call durations all occur atapproximately the same frequency. Knowing this, c.r.e.a.t.e a probability distribution table for the technician. Does this data meet the criteria for a distribution?