XYZ corporation uses statistical quality control to monitor the quality of their product. They have determined the process average, representing the population proportion defective, is 0.02, and size of the samples is 100 units.

a). In constructing a p-chart using 3-sigma limits, what is the UCL?

b). In constructing a p-chart using 3-sigma limits, what is the LCL?

c). Discuss what would happen if one of the sample values is 0.085