A shirt manufacturer buys cloth by the 100-yard roll from a supplier. For setting up a control chart to manage the irregularities (e.g., loose threads and tears), the following data were collected from a sample provided by the supplier. a. Determine the c,SO,UCL and LCL for a c-chart with z=2. (Leave no cells blank. Round up any negative LCL value to " 0 ". Roun your answers to 2 decimal places.) b. Suppose the next five rolls from the supplier had two, two, six, two, and six irregularities. Is the supplier process under control? Yes No