If median and mode $= 2.5$ . Find the approximate value of the mean.

3

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4

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Solution

The correct option is B $3$
We know that $m o d e = 3 m e d i a n - 2 m e a n$

Given that $m o d e = 2.5$ and $m e d i a n = 2.5$

Therefore, $2.5 = 3 (2.5) - 2 m e a n$

$⟹ 2 m e a n = 7.5 - 2.5$

$⟹ m e a n = \frac{5}{2} = 2.5 = 3 a p p r o x .$

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