Question: please answer number 3 , 4 and 5. 3. An inspector visually inspects 200 sheets of paper at a time for aesthetics. Using trained judgment,

please answer number 3 , 4 and 5.

3. An inspector visually inspects 200 sheets of paper at a time for aesthetics. Using trained judgment, the inspector will either accept or reject sheets based on whether they are flawless. Following are the results of recent inspections: a. Please draw a p chart with the values of CL (centerline), UCL (upper control limit) and LCL (lower control limit) clearly stated (0.1 points for each value, and 0.2 points for drawing the p chart). You may want to include calculation formulas in order to get partial credits. Determine if the process is stable, and explain why (0.3 points). b. What has to be done to improve the process? (0.2 points) 4. Using the data in Question 3 above, compute the limits for an np chart. ( 1 point) - Please provide detailed formulas to calculate the CL (centerline), UCL (upper control limit), and LCL (lower control limit) for the np chart. 5. Politicians closely monitor their popularity based on approval ratings. For the previous 16 weeks, Governor Johnny's approval ratings have been (in percentages): Please choose an appropriate control chart to analyze the data. Calculate the CL,UCL, and LCL and plot the chart. Analyze the chart and draw conclusions / make recommendations to the governor. (1 point)

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