You are asked to make Problem 12. 6 and the job below for yourself – no demand to subject and non as portion of Assignment 4. ( The right solutions of Assignment 4 from the teacher will include replies to these problems. )
Problem Seventy-five per centum of calls geting at a aid line can be handled by the individual who answers the phone. but the staying 25 % of them will necessitate to be referred to person else. Assume that every call requires one minute of attending by the individual who answers the phone ( either to reply the inquiry or to calculate out how the referral should be handled ) . Calls that are referred need an extra sum of clip. as given in the tabular array below. Time Required Probability
Callers are served on a first semen. first served footing. and are put on clasp until the line is free. Use the random Numberss to imitate what happens to 10 companies. What per centum of your companies demands to be referred? Of those who had to be referred. what is the mean referral clip?