The data recorded in following Table 1 shows the length of medical checkup conducted by a health & safety team, in meters,
20
25
33
38
39
41
21
28
33
32
38
41
47
49
59
60
31
38
48
36
60
a) Construct frequency distribution with number of classes = 5.
i) Class intervals
ii) Mid points
iii) Class boundaries
iv) Frequency
v) Cumulative frequency
Solution:
Arranging given data in ascending order:
20, 21, 25, 28, 31, 32, 33, 33, 36, 38, 38, 38, 39, 41, 41, 47, 48, 49, 59, 60, 60
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