TABLE 18-10
Below is the number of defective items from a production line over twenty consecutive morning shifts.
-True or False: Referring to Table 18-10,the c chart suggests that the special cause of variation must be incorporated into the process to become part of the permanent ongoing process.

Question

TABLE 18-10
Below is the number of defective items from a production line over twenty consecutive morning shifts. 
-True or False: Referring to Table 18-10,the c chart suggests that the special cause of variation must be incorporated into the process to become part of the permanent ongoing process.

Quizplus · Accepted Answer

The c chart is used to monitor the number of defects per unit. If the c chart shows a special cause of variation, it means that there is a factor that is causing the number of defects to increase. This factor must be identified and eliminated in order to improve the quality of the process.

TABLE 18-10 Below Is the Number of Defective Items from a Production