A Girl Scout sells boxes of cookies for the camp fund. On average, the 10 houses on Willow Avenue buy a certain number of boxes
every year. Usually, the numbers of boxes bought by the households are {2, 3, 2, 2, 0, 5, 2, 1, 1, 3}. Based on this data, what is the difference between the median and the mean of the number of boxes sold ?
