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