Identify the mode for the following data:
If A = {3, 6, 9, 12, 15, 18, 21} B = {2, 4, 6, 8, 10, 12, 14, 16} C = {5, 10, 15, 20}
AB 1. B−C A. {5,10,20} 2. A−C B. {3,9,15,21} 3. C−(A−B) C. {3,6,9,12,18,21} 4. C∩(A−B) D. {15} E. {2,4,6,8,12,14,16}
Prepare a frequency distribution by inclusive method taking class interval of 7 from the following data:
28
17
15
22
29
21
23
27
18
12
7
2
9
4
1
8
3
10
5
20
16
33
36
6
32
31
14
13
11
37
26
24
19
25