please help me this problem while following on the assignmensts’ instruction . thanks Western Jeans
please help me this problem while following on the assignmensts’ instruction . thanks
Western Jeans Control Chart Problem The data for the Westem Jeans control chart problem is as follows. The sample size of each sample is 100. Number of Defectives Sample LO CUAN Proportion Defective 0.06 0.00 0.04 0.10 0.06 0.04 0.12 0.10 0.08 0.10 0.12 0.10 0.14 0.08 0.06 0.16 0.12 0.14 0.20 0.18 2.00 12 13 20 20 18 Total You can use Excel for this problem. Don't forget to add your name to your assignment. 1. Calculate the center line, the upper control limit, and the lower control limit using the data above. Show your work by including the equations you are using for each. If you can't create a square root sign, use another symbol such as a “v” in the place where a square root sign would go or just indicate “square root” where it would go. 2. Plot all the points on a control chart, and draw your three lines. 3. Answer the following question: Is this process in control? Why or why not? 4. Is the graph trending in any particular direction? What does this tell you?
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