Calculate the mean, standard deviation and co-efficient of variation from the following loss history of a large manufacturing companies workers compensation loss history:

a) Year 1: $100,000 b) Year 2: $125,000 c) Year 3: $50,000 d) Year 4: $1,250,000 (one large auto accident involving a sales person for $1,150,000) e) Year 5: $85,000 f) Year 6: $140,000