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Presentation of Data — Economics STD 11 Commerce — Question

CBSE BoardEnglish MediumSTD 11 CommerceEconomicsPresentation of Data6 Marks
Question
Draw less than and more than ogive (cumulative frequency curve) using the following data:
Marks
0-5
5-10
10-15
15-20
20-25
25-30
30-35
35-40
No. of Students
7
10
20
13
12
10
15
8
✓

Answer

Marks
c.f. (less than)
Less than 5
7
Less than 10
17
Less than 15
37
Less than 20
50
Less than 25
62
Less than 30
72
Less than 35
87
Less than 40
95
 
Marks
c.f. (more than)
More than 0
95
More than 5
88
More than 10
78
More than 15
58
More than 20
45
More than 25
33
More than 30
23
More than 35
8

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