Q.

The median of the series 8,12,15,7,x,19,22 lies in the interval

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a

[12,15]

b

[7,15]

c

[15,17]

d

[9,12]

answer is A.

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Detailed Solution

Let us arrange given values (except x) m ascending order as follows:7,8,12,15,19,22If 1215, then median =15.Hence, median lies in the interval  [12,15].
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