1. The central limit theorem:
A) is the theoretical foundation of the c-chart.
B) states that the average of assignable variations is zero.
C) allows managers to use the normal distribution as the basis for building some control charts.
D) states that the average range can be used as a proxy for the standard deviation.
E) controls the steepness of an operating characteristic curve.
2. Pamela, the manager of an electronics store in California, gives her staff the authority to resolve customer complaints. She lets the staff decide whether to issue refunds or replace merchandise in case of consumer grievances. Which of the following job design techniques does Pamela implement in her store?
Job evaluation
Job enrichment
Job sharing
Job extension
Job rotation