Please do all options if possible.. otherwise do options C, D & E.

Qn.1 Daily inspection results for the model 305 electric range assembly line are given in the following table and answer the following questions. Take assumptions where applicable, a) Determine the objectives of the nonconforming charts? b) Determine trial control limits and revised limits for each subgroup. Assume that any out-of- control points have assignable causes, c) Control limits are to be established based on the average number inspected from the information. What are these control limits and the central line? d) Determine if the process is stable? e) Find the process capability of the charts? Date and Shift Nov. 81 II 91 II 101 II 111 II 121 II 151 II 161 II Number Inspected 171 167 170 135 137 170 45 155 195 180 181 115 165 189 Number Nonconforming 31 6 8 13 26 30 3 11 30 36 38 33 26 15 Date and Shift Nov. 171 II 181 II 191 II 221 II 231 II 241 II 251 II Number Inspected 165 170 175 167 141 159 181 195 165 140 162 191 139 181 Number Nonconforming 16 35 12 6 50 26 16 38 33 21 18 22 16 27