Marks Number of Students 2 5 3 6 4 4 5 1 6 15 7 20 8 10 9 3 1. Construct an appropriate frequency table and draw a histogram to depict the data above. 2. Find out mean, standard deviation and variance
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|
Marks |
Number of Students |
|
2 |
5 |
|
3 |
6 |
|
4 |
4 |
|
5 |
1 |
|
6 |
15 |
|
7 |
20 |
|
8 |
10 |
|
9 |
3 |
1. Construct an appropriate frequency table and draw a histogram to depict the data above.
2. Find out
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