The median of set of 9 distinct observations is 20 5 If each of the largest 4 observation of the set...........

Quantitative Aptitude (CDS) Average

The median of set of 9 distinct observations is 20.5. If each of the largest 4 observation 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 original set

छोटे Courses बड़े Results

Master Average

Prepare through Micro-courses

Try Now

Explanation:

Let data be p, q, r, s, 20.5, t, u, v, w
After increasing the largest four number by 2 then new data be
p, q, r, s, 20.5, t + 2, u + 2, v + 2, w + 2 …..(i)
Clearly, from (i),
Median remains same.