QUESTION 2Rational sub-groups usually work best using samples of consecutive measurements over a short period of time.O TrueO FalseQUESTION 4In design for Six Sigma, which of the following is not one of the four basic activities.O Concept developmentO Design developmentO Deployment developmentO Design optimizationO Design verficationQUESTION 5involves the adoption of an idea, process, technology, product or business model that is either new or new to its proposed application. QUESTION 3Use the following figure to select the correct control chart. (A, B, C, D, E, F. or G)Which control chartshould I une?Contron dataContiruous dalaDiscrele datadiscrete data?MultipledefectsperOne defectper untka defectiveWhat is theDelectasample sizeIs samplere constantis sampleaire constant?24 10XMRUMRcharnchartthartehanechatnechartpchartAGYou have a measurement on a critical part. You plan to do a sample of size of 5.You are counting the number of defective units. The sample size is not constant.You are counting the number of defects for a sample size that is constant.You have a new computer device to enter the readings. The customer requires that 12 measurements are made each shift.

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Practical Management Science

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Question content area Part 1 Refer to Table S6.1 - Factors for Computing Control Chart Limits (3 sigma) LOADING... for this problem. Twelve samples, each containing five parts, were taken from a process that produces steel rods at Emmanual Kodzi's factory. The length of each rod in the samples was determined. The results were tabulated and sample means and ranges were computed. The results were: Sample Sample Mean (in.) Range (in.) Sample Sample Mean (in.) Range (in.) 1 12.202 0.033 7 12.203 0.041 2 12.202 0.041 8 12.205 0.034 3 12.193 0.034 9 12.193 0.027 4 12.206 0.051 10 12.203 0.029 5 12.195 0.031 11 12.203 0.039 6 12.199 0.036 12 12.204 0.047 Part 2 For the given data, the x = enter your response here inches (round your response to four…
Question 4 The Crunchy Potato Chip Company packages potato chips in a process designed for 12 ounces of chips with upper & lower specification limits of 124 0.14 ounces. The packaging process results in bags with an average weight of 12.07 ounces and a standard deviation of 0.28 ounces. What is the Cp value for this process? Specify a value using three decimals: e.g. X.XXX
Question 22: Xbar and R-charts have been plotted for the pressure in aerosol cans. The center line (CL) equals 60 psi (pounds per square inch) and the upper control limit (UCL) equals 61. The sample size used in the statistical process control of the filling of these cans equals 9 cans. What is the standard deviation of the pressure in individual cans?
QUESTION 1 My Happy Feet Company manufactures athletic shoes. The company wants to establish a p chart to monitor the production process using Z=3.00. The company has taken a sample of 50 shoes every 4 hours for a work week of five days. Since the company runs two 8-hour shifts each day, this will result in 20 samples. The sample results are as follows. Sample 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 Number of Defectives 0 1 0 3 2 5 3 2 1 0 4 1 1 2 2 3 4 1 5 2 23.00 Answer these questions: a. Construct a p-chart to monitor this process. b. Plot the p-chart graph. c. indicate if the process was out of control at any time
D Question 10 A process that is within specifications 99.9997% of the time is called: A 2-Sigma process A 4-Sigma process A 6-Sigma process A 3-Sigma process
Briefly explain the purpose of each of these control charts:b. Range
Question 2: The account receivable department of R&W Company has received complaints from manycustomers about incorrect billing, i.e., the bills do not reflect the materials that arrived at their receivingdocks. The department has decided to implement statistical process control in its billing process. Randomsamples of 60 bills each were taken over 8 days and the items on the bills checked against the bill of ladingsent by the company’s shipping department to determine the number of incorrect bills. The observationis given below: Day 1 2 3 4 5 6 7 8 No. of Incorrect Bills 3 13 5 12 9 1 3 2 a. You want to develop appropriate control chart(s) to check whether the process is in control.i. Find the control limitsii. Plot the control chart(s) in excel.b. Is the process in control? Give reason for your answer.
The Digital Guardian Company issues policies that protect clients from downtime costs due to computer system failures. It is very important to process the policies quickly because long cycle times not only put the client at risk, they could also lose business for Digital Guardian. Management is concerned that customer service is degrading because of long cycle times, measured in days. The table contains the data from five samples, each sample consisting of eight random observations. E Click the icon to view the table with sample data. A Click the icon to view the table of factors for calculating three-sigma limits for the x-chart and R-chart. a. What is your estimate of the process average? The estimate of the process average is 10.43 . (Enter your response rounded to two decimal places.) b. What is your estimate of the average range? The estimate of the average range is 11.6. (Enter your response rounded to two decimal places.) c. Construct an R- and an x-chart for this process. Set…
Please no written by hand solutions In a recent commercial, a weight-loss company featured testimonials touting their “miracle shake” nutritional supplement. Satisfied Customer Time (days) Weight loss (kg) Sarah, from Toronto 30 11 Zack, from New York 45 16 Eli, from Detroit 90 36 Yvette, from Montreal 10 4.5 Lynn, from San Diego 30 8.5 Kulwinder, from Vancouver 60 20 The commercial claims that the miracle shake will provide guaranteed weight loss. a) Use this data to determine the correlation between time on the diet and weight loss (either the Spearman's Rank Coefficient, or the PPMCC, but state which you are calculating. You are welcome to use a spreadsheet). b) Does the correlation imply that the miracle shakes cause weight loss? Identify any possible outliers.
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QUESTION 19 It was found that the mean annual tumover rate of the Aspirin medicine bottle is 22. The management think that the mean is changed. Therefore, a random sample of 92 is chosen that shows the average is 19 and the standard deviation is 12. Use 0.07 significance level to test this claim. Based on the above, the test statistic is equal to? (Round answer to two decimal places ex. 2.09)
Question 18 You want to determine the control lines for a p chart for quality control purposes. If the total number of bad products from all samples is 45, the number of samples is 50, and the sample size is 30 (which means that the value of "p"-proportion of defective products is 0.03). Which of the following would be the standard deviation used in developing the control lines for the p-control chart? 0.019 0.027 O 0.031 O None of the above

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Rational sub-groups usually work best using samples of consecutive measurements over a short period of time. O True False