CBSE Class 9 Answered
Following table gives the distribution of
the marks obtained by the students of a class.
Marks
0 - 15
15 - 30
30 - 45
45 - 60
60 - 75
75 - 90
Number of students
5
12
28
30
35
13
Represent the data by Frequency polygon.
Asked by Topperlearning User | 04 Jun, 2014, 01:23: PM
Expert Answer
|
Class |
Class mark |
Frequency |
|
0 - 15 |
7.5 |
5 |
|
15 - 30 |
22.5 |
12 |
|
30 - 45 |
37.5 |
28 |
|
45 - 60 |
52.5 |
30 |
|
60 - 75 |
67.5 |
35 |
|
75 - 90 |
82.5 |
13 |
Answered by | 04 Jun, 2014, 03:23: PM
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