UPSC CDS 2 2020 Math Paper

We have, the yield of barely from the 7 plots of size one square yard each are
180, 191,175,111,154,141 and 176
In ascending order , 111, 141, 154, 175, 176, 180, 191
Here, 7 is the odd number of items. Therefore, median is the value of (

7+1

2

)th observations.
i.e 4th observations. then 175gm is the median.