New Learning Composite Mathematics SK Gupta Anubhuti Gangal Class 8 Data Handling Self Practice 13A Solution
(1) (a)
Number | Frequency |
2 | 5 |
3 | 3 |
4 | 4 |
5 | 3 |
6 | 2 |
7 | 3 |
(b)
Number | Frequency |
12 | 1 |
13 | 4 |
14 | 4 |
15 | 3 |
16 | 3 |
17 | 5 |
(3)
Weight | 44 | 49 | 55 | 60 | 64 | 68 | 70 |
Frequency | 7 | 8 | 5 | 2 | 4 | 3 | 1 |
(a) 44 kg
(b) 7 persons
(c) 1 person
(d) 49 kg weight.
(4) (a)
Data | Tally Marks | Frequency |
5 – 9 | I | 1 |
10 – 14 | I | 1 |
15 – 19 | IIIII | 6 |
20 – 24 | IIIII | 6 |
25 – 29 | IIII | 5 |
30 – 34 | IIIII | 5 |
(b)
Books on the Shelves | Tally Marks | Frequency |
26 – 30 | IIIII | 5 |
31 – 35 | IIII | 4 |
36 – 40 | IIIII | 5 |
41 – 45 | IIII | 4 |
(5)
Monthly rent | Frequency |
30 – 40 | 6 |
40 – 50 | 8 |
50 – 60 | 3 |
60 – 70 | 4 |
70 – 80 | 6 |
80 – 90 | 3 |
(6)
Mark | Frequency |
0 – 8 | 2 |
8 – 16 | 6 |
16 – 24 | 4 |
24 – 32 | 7 |
32 – 40 | 7 |
40 – 48 | 8 |
48 – 56 | 5 |
56 – 64 | 6 |
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