- Calculate the median and range of the data in the dot plot. Then
compare the results to the dot
plot for Exercise in Example 2.

I’m not sure but here’s a method that might help: write out the numbers least to greatest, the dots each represent one number, then remember that you add and divide for the mean( add up all the numbers then divide them by how many dots there are) and for median it’s the middle number, if there’s two in the middle add them and divide it by 2