2. A computer repair shop had received a number of complaints on the length of time it took to make repairs….

2. A computer repair shop had received a number of complaints on the length of time it took to make repairs. The manager responded by increasing the repair staff by 10%. Complaints on repair time quickly decreased, but complaints on the cost of repair suddenly increased. When the repair costs were analyzed, it was found that the average cost of repair had actually decreased compared to what it was before the increase in staff. Explain the causes & recommend what actions you will contemplate.