Twenty Fibromyalgia Patients Are Asked to Register Their Pain on a Visual

Essay

Twenty fibromyalgia patients are asked to register their pain on a visual analog scale (VAS), where 0 represents no pain and 5 represents the worst pain imaginable. The responses are {0, 0, 0, 1, 1, 2, 2, 3, 3, 3, 4, 4, 4, 4, 4, 5, 5, 5, 5, 5}.a.What are the frequency distribution and probability distribution of this sample? b.What are the mean, median, and mode for the VAS?