Ashirt 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 froma sample provided by the supplier. sample: 1 2 3 4 5 6 7 8 9 10irregularities: 3 5 2 6 5 4 6 3 4 5(a) using these data, set up a c-chart with z = 2.(b) suppose the next five rolls from the supplier had three, two, five, three, and seven irregularitiies. is the supplier process under control?