6 ut of 7 ut of Suppose the telephone company hired four additional operators (that is, four more than the "s" operators you solved for in question two). How busy are the operators, on average? O a. 0.75 O b. 0.60 O C. 0.80 If the company hired the "s+4" operators from the above question, calculate the average number of customers "on hold" now, E[Lq] (rounded to the nearest integer). a. 5 customers O b. 8 customers O c. 1 customer