1. In a control chart application, we have found that the grand average over all past samples of size 6 is = 30 and = 6. a. Setup and R control charts for this application. b. The following measurements are taken: 38, 35, 25, 34, 33, and 35. Is the process still in control?
2. What is the Research Development process of Cinemark, Inc.?
3. Why consumers between age 25 - 35 would be interested in hair diagnosis in hairdressing salons?