Internet employment agencies have simplified the job search process for the applicants. These employment agencies have led to: a. an increase in frictional unemployment. b. an increase in cyclical unemployment. c. a decrease in frictional unemployment. d. a decrease in structural unemployment. e. a decrease in cyclical unemployment.

Statistical process control charts: a. indicate to the operator the true quality of material leaving the process. b. display upper and lower limits for process variables or attributes and signal when a process is no longer in control. c. indicate to the process operator the average outgoing quality of each lot. d. display the measurements on every item being produced. e. are a graphic way of classifying problems by their level of importance, often referred to as the 80-20 rule.