1. Common cause variation is best considered:
a. Controllable at the source of the variation.
b. Called assignable cause as it is something that is periodic, yet common.
c. Can be reduced by statistical process control methods
d. The responsibility of the operator in charge on the production line. e. The responsibility of management overseeing the production line.
2. One of the differences between product layouts and process layouts is that unlike product layouts, process layouts:
a. require highly specialized equipment.
b. provide more flexibility.
c. have higher automation potential.
d. have less materials-handling costs.
e. have more materials-handling and inventory costs.