Need to know coefficient variation for each two samples, then compare the variation

(3.1-3.3) Part 1 of 3 TOU points X Points: 0 of 6 Save Listed below are amounts (in millions of dollars) collected from parking meters by a security service company and other companies during similar time periods. Do the limited data listed here show evidence of stealing by the security service company's employees? Security Service Company: 1.3 1.8 1.6 1.4 1.5 1.6 1.6 1.7 1.5 Other Companies: 18 0 1.9 1.8 17 1.7 1.6 1.9 1.7 1.5 1.8 1.7 Find the coefficient of variation for each of the two samples, then compare the variation