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CBSE Class 9 Answered

The median of following observations, arranged in ascending order, is 25. Find x. 11, 13, 15, 19, x + 2, x + 4, 30, 35, 39, 46.
Asked by Topperlearning User | 09 Dec, 2013, 09:48: AM
answered-by-expert Expert Answer

Here, n = 10

Median = average of 5th and 6th observations

25 =

25 2 = 2x + 6

50 - 6 = 2x

44 = 2x

Thus, x = 22

Answered by | 09 Dec, 2013, 11:48: AM

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