This QFD matrix was used in the design process for a ball point pen. What symbol is appropriate for the square labeled 6?
A Black Belt is going to monitor the number of defects on different size samples. Which of the following control charts would be most appropriate?
A control chart is to be used to display the number of non-conducting diodes. Each point on the chart represents the number of bad diodes in a box of 1000. The appropriate control chart to use is:
A process shows the following number of defectives. Each sample size for this process is
85.3 8 2 7 7 6 8 8 9 5.
Find the control limits.