The following table shows the 2016 carbon emissions, in metric tons, for 20 countries emitting the most carbon emissions. These data can also be found in the Excel file titled emissions.xlsx.

Country                                                         Emissions
China.............................................................10150.82
United States of America............................5311.693
India...............................................................2430.802
Russian Federation......................................1634.706
Japan................................................................1209.16
Germany........................................................801.5081
Iran.................................................................655.8941
Saudi Arabia..................................................634.3704
South Korea...................................................595.3949
Canada...........................................................562.9834
Indonesia.......................................................500.8132
Brazil...............................................................487.3581
South Africa....................................................467.6985
Mexico.............................................................464.9186
Turkey..............................................................403.8925
Australia..........................................................397.9884
United Kingdom.............................................389.3988
Italy..................................................................359.2369
France.............................................................343.4522
Thailand..........................................................327.3297

a. Calculate the mean.

b. Calculate the median.

c. Determine the mode.

d. Which of these three measurements would best describe the central tendency of the data?

e. Describe the shape of this distribution.