Find the mean of the following data?

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Solution

The correct option is B 25

We know,
Mean = $\frac{\sum f_{i} x_{i}}{\sum f_{i}}$
Mean = $\frac{750}{30}$
Mean = 25
Thus, mean of the given data is 25.

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Similar questions

Find the mean of following data :

18 , 33 ,30 ,21 and 13 .

Also find the sum of deviation of this data from the mean

15, 17, 10, 13, 7, 18, 9, 6, 14, 11

Data 1	Data 2	Data 3	Data 4
$9.5$	$7.4$	$2.6$	$8$

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