Find the median of the following data.
$x$ $5$ $6$ $10$ $12$ $13$ $15$
$f$ $7$ $8$ $15$ $13$ $9$ $8$

12

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13

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10

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15

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Solution

The correct option is D $10$
Answer:-

x f C. F.
5 7 7
6 8 15
10 15 30
12 13 43
13 9 52
15 8 60
$\frac{N}{2} = \frac{60}{2} = 30$
Thus, $\frac{N}{2} = C . F . o f x = 10$
$∴$ $M e d i a n =$ The value of x corresponding to the $C . F .$ whose value is $30$ is $x = 10$
$∴$ Answer is 10.

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Similar questions

x	5	6	10	12	13	15
f	7	8	15	13	9	8

$x$	$6$	$8$	$10$	$12$	$14$
$f$	$9$	$7$	$15$	$13$	$6$

$x$	$10$	$11$	$12$	$13$	$14$	$15$
$f$	$1$	$4$	$7$	$5$	$9$	$8$

11, 13, 8, 10, 15, 18, 12, 7, 9, 16

$x$	$5$	$10$	$12$	$15$	$20$	$30$	$40$
$f$	$4$	$8$	$11$	$13$	$16$	$12$	$9$

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