Observation Sample 2 3 4 5 #1 30.1 29.9 30.0 29.9 30.0 #2 30.1 29.8 30.0 29.8 29.9 #3 30.2 30.3 30.2 29.9 29.8 #6 ## #4 29.9 30.0 30.4 30.2 29.7 #5 30.1 30.1 29.8 30.1 30.0 30.0 30.5 30.2 29.8 29.9 #7 30.1 29.9 29.8 29.9 30.1 Is diameter 30 in statistical control? (5 marks) 4. If the above data (from point 3) are used, please determine process capability indices - Cp and Cpk for diameter 030 with tolerance 30+0.5. Is process capable? Why? (5 marks)