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The table shows the marks obtained by 25...

The table shows the marks obtained by 25 students in a class test. Find the mean of the marks obtained

A

7.72

B

7.65

C

7.4

D

7

Text Solution

Verified by Experts

The correct Answer is:
D

`"Mean" = (sum f_(i)x_(i))/(sum f_(i)) = (193)/(25) = 7.72`
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