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 ?

1.10

0.10

0.23

0.15

Question

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 ?

1.10

0.10 

0.23

0.15

nory · Answer

Put the data in order first. This will help you find the median and mean.

anonymous · Answer

I got 0.10

anonymous · Answer

@Arnab09

anonymous · Answer

the median is 2 (check please arranging the values in increasing order)
mean is 21/10=2.1
so the difference is 0.10

anonymous · Answer

So I was correct huh? @Arnab09 and thanks I shall remember that!

anonymous · Answer

or do I round it the outcome would be 0.23

anonymous · Answer

oh yes, you were correct

anonymous · Answer

which one now? lol 0.23 or 0.10 ?

anonymous · Answer

@Arnab09

anonymous · Answer

0.10 of course, how are you getting 0.23??