Burning fuels in power plants and motor vehicles emits carbon dioxide (CO2) , which contributes to global warming. The CO2 emissions (metric tons per capita) for countries varies from 0.02 in Burundi to 44.02 in Qatar. Although the data set includes 214 countries, the CO2 emissions of 15 countries are not available on the World Bank database. The data set for the first five countries is given. Country CO2 Emissions (Metric Tons per Capita)
Aruba 23.92
Andorra 5.97
Afghanistan 0.43
Angola 1.35
Albania 1.61

Required:
a. Find the mean and the median for the full data set. Make a histogram of the data.
b. What features of the distribution explain why the mean is larger than the median?