Question 1
The statistical process chart used to control the number of defects per unit of output is the
◦ p-chart.
◦ AOQ chart.
◦
-chart.
◦ c-chart.
◦ R-chart.
Question 2
The c-chart signals whether there has been a
◦ change in the AOQ.
◦ change in the percent defective in a sample.
◦ gain or loss in uniformity.
◦ change in the central tendency of the process output.
◦ change in the number of defects per unit.