Question

Q 2) Calculate average of the following problem using frequency table
a) The marks obtained by 40 students are given below (out of 10).
Find the mean of data.
2
8
9
9
4
9
7
9
4
7
6
4
8
6
5
7
6
5
10
10
7
4
9
8
3
6
7
8
8
7
9
2
9
8
10
4
10
4
9
6
​

Answer 1

Answer:

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