Question

3. The following table gives the marks obtained by 10 students of a class.
S No. 1
2
3.
4
5.
6
7.
8
9
10
Marks 43 60
37
48 ,65, 48 ,57 78,31,59
Find out mean marks, using direct method as well as short-cut method.

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Answer 1

Answer:

57

Explanation:

31, 37, 43. 48, 57, 59, 60, 65, 78

middle numb is 57

hence answer is 57.

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