1. A performance audit is made in an area of complex assembly. Seven workers have an average monthly acceptance rate of 86% to 92%, one worker has an average rate of 72% with approximately four times the daily variation as the others. As the supervisor you should, based on this audit,
a. Reward the worker with the 72% acceptance rate because he needs to be motivated to perform better.
b. Discipline the worker with the 72% acceptance rate as he is creating needless rework and wasted time.
c. Reward the 7 workers so that the worker with the 72% acceptance rate will be motivated to improve.
d. Initiate a study of performance to improve acceptance rate and lower variation across the board.
2. The process capability Index of process D is 1.5 (i.e. CP=1.5). The lower one-sided index of the process is 0.8 (CPL=0.8) and the upper one-sided index is 1.5 (CPU=1.5). Which of the following statements is true?
a. the process is capable and the aim is off center
b. the process is capable and the aim is centered
c. the process is not capable and the aim is off center
d. the process is not capable and the aim is centered