The sequaence is 
Rearrange ths sequeance is 
Since, there are
numbers totally.
Find the median.
\Median is defined as middle number of the sequeance.
\
Consider the half of the sequaence
\
Find mean value.
\Mean value is defined as sum of total numbers is divided by number of total numbers of the sequeance.
\
The whiskers extend down to the lowest value to highest value.