Question

The median of 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 ______.

Options

• is increased by 2

• is decreased by 2

• is two times of the original number

• Remains the same as that of the original set

Answer 1

The median of 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 remains the same as that of the original set.

Explanation:-

No. of observations = 9

∴ median = 5th observation

∵ The largest four observations are increased

∴ 5th observation remains unchanged.