The median of the numbers 84, 78, 54, 56, 68, 22, 34, 45, 39, 54 is
(a) 45
(b) 49.5
(c) 54
(d) 56

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Solution

SWER:
(c) 54
We will arrange the data in ascending order as:
22, 34, 39, 45, 54, 54, 56, 68, 78, 84
Here, n is 10, which is an even number.
Thus, we have:Median=Mean of n/2th & n/2+1th observations
=5th observation+6th observation
=(54+54)/2=54

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The median of the data 78, 56, 22, 34, 45, 54, 39, 68, 54 and 84 is:

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B) 49.5
C) 54
D) 56

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