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AIEEE 2003 Math Solved Paper
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© examsnet.com
Question : 66
Total: 66
The median of a set of 9 distinct observations is
20.5
. If each of the largest 4 observations of the set is increased by 2 , then the median of the new set
is increased by 2
is decreased by 2
is two times the original median
remains the same as that of the original set
Validate
Solution:
Here total no of observation is 9 which is a odd number. As we know for odd number 9 the median will be the
5
th
term.
Now question says, you increase last 4 number by 2 which does not affect the
5
th
term so the new median will be the same.
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