There are three clerks in an office that performs regular typing working The first clerk has an error of 2% the second clerk has an error rate of 4% and the third clerk has an error rate of

There are three clerks in an office that performs regular typing working The first clerk has an error of 2% the second clerk has an error rate of 4% and the third clerk has an error rate of

There are three clerks in an office that performs regular typing working. The first clerk has an error of 2%, the second clerk has an error rate of 4%, and the third clerk has an error rate of 5%. The first clerk receives 40% of all work assigned, the second clerk receives 35% of all work assigned, and the third clerk receives 25% of the total work assigned. On a given day, a letter is retrieved and found to contain errors. What is the likelihood it is the first, second, and third clerk.