suppose A,B and C are three companies calculate it's Risk and Return and decide in which company we have to invest..

A B Return ab Relurn I f f. Retion lo 2 To S 8 5 12 2 16 10 . 18 3 12 6 1 lo 2 C 9. 2 6 6 1 7 10 3 5 10 8 2 is 2 9 lo A B Return ab Relurn I f f. Retion lo 2 To S 8 5 12 2 16 10 . 18 3 12 6 1 lo 2 C 9. 2 6 6 1 7 10 3 5 10 8 2 is 2 9 lo