Elementary Statistics (1+1)

Calculate all the measures of dispersion

Problem 1:

Calculate all the measures of dispersion for following.

18 22 17 18

22 23 22 19

25 25 23 25

24 28 26 27

19 20 27 22

S.no	X (ascending order)
1	17	5.6	5.5	31.36
2	18	4.6	4.5	21.16
3	18	4.6	4.5	21.16
4	19	3.6	3.5	12.96
5	19	3.6	3.5	12.96
6	20	2.6	2.5	6.76
7	22	0.6	0.5	0.36
8	22	0.6	0.5	0.36
9	22	0.6	0.5	0.36
10	22	0.6	0.5	0.36
11	23	0.4	0.5	0.16
12	23	0.4	0.5	0.16
13	24	1.4	1.5	1.96
14	25	2.4	2.5	5.76
15	25	2.4	2.5	5.76
16	25	2.4	2.5	5.76
17	26	3.4	3.5	11.56
18	27	4.4	4.5	19.36
19	27	4.4	4.5	19.36
20	28	5.4	5.5	29.16
Total	452	54	54	206.8