Assignment:
Data were collected from a process in which the factor of interest was whether the finished item contained a particular attribute. The fraction of items that did not contain the attribute was recorded. A total of 30 samples were selected. The common sample size was 100 items. The total number of nonconforming items was 270. Based on these data, compute the upper and lower control limits for the p-chart.
Provide complete and step by step solution for the question and show calculations and use formulas.