ICSE Class X Math 2014 Solved Paper
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The marks obtained by 100 students in a Mathematics test are given below :
Draw an ogive for the given distribution on a graph sheet.
(Use a scale of2 cm = 10
Use the ogive to estimate the :
| Marks | No. of Students |
|---|---|
| 0-10 | 3 |
| 10-20 | 7 |
| 20-30 | 12 |
| 30-40 | 17 |
| 40-50 | 23 |
| 50-60 | 14 |
| 60-70 | 9 |
| 70-80 | 6 |
| 80-90 | 5 |
| 90-100 | 4 |
Draw an ogive for the given distribution on a graph sheet.
(Use a scale of
Use the ogive to estimate the :
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Question : 46
Total: 52
lower quartile.
Solution:
Lower quartile ( Q 1 ) = (
) th
= (
) th term
= 25 th term.
From the graph25 th = 31
From the graph
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