https://s0.wp.com/latex.php?latex=%5Cdisplaystyle+%5Ctext%7B%28i%29+Median+%7D+%3D+%5Cfrac%7B1%7D%7B2%7D+%5C%7B+%5Cfrac%7Bn%7D%7B2%7D+%2B+%28%5Cfrac%7Bn%7D%7B2%7D+%2B+1%29+%5C%7D+%3D+%5Cfrac%7B1%7D%7B2%7D+%28160%2B161%29+%3D+160.5+&bg=%23ffffff&fg=%23111111&s=0&c=20201002