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. 2 SAMPLE points IRREGULARITIES 1 2 6 4 3 4 S 4 2 7 9 10 6 5 4 3 5 a. Determine the 2, Sp UCL and LCL for a c-chart with 2-2. (Leave no cells blank. Round up any regative LCL value to "0". Round your answers to 2 decimal places.) Hint References C Sp UCL LCL b. Suppose the next five rolls from the supplier had two, two, six, two, and six irregularities. Is the supplier process under control? Yes ONO