Twenty samples (K=20) of 200 observations (n = 200) were taken by an operator at a workstation in a production process.The number of defective items in each sample was recorded as follows.Sample Number of Defects1.1218104.15166.197.178121110141116121513131416151816171718182019212022Management wants to develop ap-chart using 3-sigma limits. What is the Lower Control Limit (LCL)? (calculation 2 sig fig) Management wants to develop a p-chart using 3-sigma limits. What is the Lower Control Limit (LCL)? (calculation 2 sig fig)0.560.0120.0230.0560.12

Answered: Management wants to develop a p-chart…

Practical Management Science

6th Edition

ISBN:9781337406659

Author:WINSTON, Wayne L.

Publisher:WINSTON, Wayne L.

Chapter2: Introduction To Spreadsheet Modeling

Section: Chapter Questions

Problem 20P: Julie James is opening a lemonade stand. She believes the fixed cost per week of running the stand...

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A control chart for fraction nonconforming is to be established using a center line of p=0.03. What sample size is required if we wish to detect a shift in the process fraction nonconforming to 0.08 with probability 0.50? 1269 475 73 316 216 2 105 150 265
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Jus de Fruit Co. has set up for automated production of its new bottled Triple Berry Colada. Six samples were taken during the first week of production. The OM team wants to check if the dispersion of the process is in control. What will be the 3-sigma upper and lower control limits, respectively? Sample Bottle 1 Bottle 2 Bottle 3 Bottle 4 1 16.5 16.3 15.7 16.2 2 16.1 16 15.5 16.1 3 16.3 16.5 15.8 15.7 4 15.6 16 16.3 16.2 5 16 15.9 16.2 15.8 6 15.9 16.3 16.1 15.5
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Thirty-five samples of size 7 each were taken froma fertilizer-bag-filling machine. The results were overall mean= 57.75 lb; average range = 1.78 lb.a) Determine the upper and lower control limits of thex-chart, where s = 3.b) Determine the upper and lower control limits of theR-chart, where s = 3.
p-chart and c-chart. Using the appropriate control chart, determine two-sigma control limits for each Problem 4 case:a. An inspector found an average of 3.9 scratches in the exterior paint of each of the automobilesbeing prepared for shipment to dealers.b. Before shipping lawn mowers to dealers, an inspector attempts to start each mower and notes anythat do not start on the first try. The lot size is 100 mowers, and an average of 4 did not start (4percent).
In the past, the defective rate for your product hasbeen 1.5%. What are the upper and lower control chart limits ifyou wish to use a sample size of 500 and z = 3 ?
A can filling process at a beverage manufacturing factory is assumed to be in control with limits of 84 ±3 had sample averages for the x-bar chart of the following:87.1,87, 87.2, 89, 90, 88.5, 89.5, and 88. Which of the following statement ?below are correct Not enough information to determine .a O None is correct b O Process mean is in-control .c O Process mean is out-of-control .d O أخل اختياري 4) E ENG acer
The results of inspection of DNA samples taken over the past 10 days are given below. Sample size is 100. Day 1 2 3 4 5 6 7 8 9 10 Defectives 3 5 5 6 3 3 0 4 6 2 a) The upper and lower 3 3-sigma control chart limits are: UCLp = ___ LCLp =___
Boxes of Honey-Nut Oatmeal are produced to contain 15.0 ounces, with a standard deviation of 0.10 ounce. For a sample size of 49, the 3-sigma x chart control limits are: Upper Control Limit (UCL) = | ounces (round your response to two decimal places). Lower Control Limit (LCL;) = ounces (round your response to two decimal places).

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Management wants to develop a p-chart using 3-sigma limits. What is the Lower Control Limit (LCL)? (calculation 2 sig fig) 0.56 0.012 0.023 0.056 0.12