The download and upload speeds of a mobile data carrier is of great interest to both individual and business users. Fastest download speeds in Mbps for 100 cities in the United States are here: https://broadbandnow. com/fastest-cities (Links to an external site.) For the average download speed:

a. Calculate the mean, median, first quartile, and third quartile.

b. Calculate the range, interquartile range, variance, standard deviation, and coefficient of variation.

c. Construct a boxplot. Are the data skewed? If so, how?

d. What can you conclude about the download speeds for the various U. S. cities?