5. The following table contains CO2 emissions per capita for 10 countries.

CO2 per capita (Metric tons of CO2)

	EU Countries	2019
1	Switzerland	4.57
2	Sweden	4.45
3	Spain	5.58
4	Denmark	5.39
5	Greece	5.89
6	United Kingdom	5.45
7	Poland	8.35
8	Belgium	9.03
9	Germany	8.52
10	Netherlands	9.13

a) Compute the variance

b) Complete the standard deviation

c) Compute the coefficient of variation