Using SAS, draw a scatter diagram of the Sales 3 distribution from the data in Figure 5.1 and compute the mean, median, and mode statistics. Does the positioning of the mean, median, and mode support the skewedness statistic from your computations of the mean, median, and mode? Explain the answer.

OBS	Sales 1	Sales 2	Sales 3	Sales 4
1	23	1234	1	1
2	31	943	2	5
3	48	986	3	9
4	16	12	4	12
5	28	15	5	18
6	29	15	6	19
7	31	23	6	19
8	35	21	6	21
9	51	25	6	21
10	42	27	7	21
11	34	27	8	21
12	56	29	9	21
13	24	20	10	21
14	34	18	11	19
15	43	13	12	19
16	56	8	13	18
17	34	7	14	12
18	38	6	15	9
19	23	4	16	5
20	27	1	17	1