A) is increased by 2.
B) is decreased by 2.
C) is two times the original median.
D) remains the same as that of the original set.
Correct Answer: D
Solution :
[d] Since n=9, the median term is the \[{{\left( \frac{9+1}{2} \right)}^{th}}={{5}^{th}}\]term. Last four observations are increased by 2. Since the median in the 5th observation, which remains unchanged, there will be no change in the median.
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