1 answer
(click or scroll down)
To find the median ribbon length, first we need to arrange the lengths in ascending order:
7.9, 10.7, 11.2, 12.4, 14.6, 15.3, 21.5, 30.4
Since there are 8 lengths, the median will be the average of the 4th and 5th numbers:
(12.4 + 14.6) / 2 = 13.5
Therefore, the median ribbon length is 13.5.