The results of a time study to perform a quality control test are shown in the following table:PerformanceObservation (minutes per cycle)ElementRating14594%1.52.01.81.51.52110%0.80.50.73.9*0.6382 %0.40.50.50.30.3495%0.50.90.70.60.7*Disregard-employee is smoking a cigarette (included in personal time).The allowance factor is given to be 25%.a) The normal time for the complete operation =minutes (round your response to two decimal places).b) The standard time for this process =minutes (round your response to two decimal places).

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Answered: The results of a time study to perform…

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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As part of an insurance company’s training program, participants learn how to conduct an analysis of clients’ insurability. The goal is to have participants achieve a time in the range of 30 to 45 minutes. Test results for three participants were the following: Armand, a mean of 36.0 minutes and a standard deviation of 2.0 minutes; Jerry, a mean of 37.0 minutes and a standard deviation of 2.0 minutes; and Melissa, a mean of 37.5 minutes and a standard deviation of 2.6 minutes. a.Compute process capability for the participants and determine whether each is capable, given 4-sigma quality standards. (Do not round intermediate calculations. Round your answers to 2 decimal places.)
As part of an insurance company’s training program, participants learn how to conduct an analysis of clients’ insurability. The goal is to have participants achieve a time in the range of 30 to 45 minutes. Test results for three participants were the following: Armand, a mean of 36.0 minutes and a standard deviation of 3.0 minutes; Jerry, a mean of 34.0 minutes and a standard deviation of 2.0 minutes; and Melissa, a mean of 37.5 minutes and a standard deviation of 1.7 minutes. a.Compute process capability for the participants and determine whether each is capable. (Do not round intermediate calculations. Round your answers to 2 decimal places.) Melissa ? Cp what is it
Your twenty observations of Dr. Knowitall reveal the following information. Assume that the estimate is to be within 5 percent of the true proportion 96 percent of the time Activity Observed Number of Times Observed With patient 6 Reviewing test results 5 On phone 5 Idle 3 Away on emergency 1 Not available 1 Total 21 Calculate the sample size needed to estimate the proportion of time Dr. Knowitall spends away on emergencies.
As part of an insurance company’s training program, participants learn how to conduct an analysis of clients’ insurability. The goal is to have participants achieve a time in the range of 30 to 45minutes. Test results for three participants were: Armand, a mean of 38 minutes and a standarddeviation of 3 minutes; Jerry, a mean of 37 minutes and a standard deviation of 2.5 minutes; andMelissa, a mean of 37.5 minutes and a standard deviation of 1.8 minutes.a. Which of the participants would you judge to be capable? Explain.b. Can the value of the Cpk exceed the value of Cp for a given participant? Explain.
The Money Pit Mortgage Company is interested in monitoring the performance of the mortgage process. Fifteen samples of five completed mortgage transactions each were taken during a period when the process was believed to be in control. The times to complete the transactions were measured. The means and ranges of the mortgage process transaction times, measured in days, are as follows: Sample Mean Range ew an example 1 2 16 12 7 12 Get more help. 3 6 5 4 5 6 7 8 9 15 10 10 13 14 11 9 10 16 13 16 11 Subsequently, samples of size 5 were taken from the process every week for the next 10 weeks. The times were measured and the following results obtained: D Sample Mean Range 16 9 8 17 12 12 18 19 13 7 7 5 20 15 13 MacBook Pro Click the icon to view the table of factors for calculating three-sigma limits for the x-chart and R-chart. a. Construct the control charts for the mean and the range, using the original 15 samples. Set up the R-chart by specifying the center line and three-sigma control…
Management of Mittel Rhein AG of Köln, Germany, would like to reduce the amount of time between when a customer places an order and when the order is shipped. For the first quarter of operations during the current year the following data were reported: Inspection time- 0.7 daysWait time (from order to start of production) -16.6 daysProcess time -2.7 daysMove time -1.3 daysQueue time- 4.5 daysRequired:1. Compute the throughput time. (Round your answer to 1 decimal place.) 2. Compute the manufacturing cycle efficiency (MCE) for the quarter. (Round your answer to the nearest whole percentage (i.e., 0.12 should be entered as 12).) 3. What percentage of the throughput time was spent in non–value-added activities? (Round your answer to the nearest whole percentage (i.e., 0.12 should be entered as 12).) 4. Compute the delivery cycle time. (Round your intermediate calculations and final answer to 1 decimal place.) 5. If by using Lean Production all queue…
Pride Wheels is a 20-year-old company engaged in the manufacture and sale of patient Stretchers and patient wheel chairs. The company has built a reputation on quality and innovation. Although the company is one of the leaders in its field the sales have leveled off in recent years for the most recent six-month period sales actually declined compared with the same period last year the production manager Mr. Goodyear attributed the lack of sales growth to the economy, he was prompted to undertake a number of economic measures that included cuts in production costs a layoff in the design and product development departments. Although profits are still flat, he believes that within the next six months, the results of his decision will be reflected in increased profits.The general manager of sales, Mr. John is really concerned with customer complaints about the company's realistic line of working models. The moving parts on certain models have either got dis-engaged/failed to operate or…
Pride Wheels is a 20-year-old company engaged in the manufacture and sale of patient Stretchers and patient wheel chairs. The company has built a reputation on quality and innovation. Although the company is one of the leaders in its field the sales have leveled off in recent years for the most recent six-month period sales actually declined compared with the same period last year the production manager Mr. Goodyear attributed the lack of sales growth to the economy, he was prompted to undertake a number of economic measures that included cuts in production costs a layoff in the design and product development departments. Although profits are still flat, he believes that within the next six months, the results of his decision will be reflected in increased profits.The general manager of sales, Mr. John is really concerned with customer complaints about the company's realistic line of working models. The moving parts on certain models have either got dis-engaged/failed to operate or…
What is Hospital Laundry's process capability index? Note:- Do not provide handwritten solution. Maintain accuracy and quality in your answer. Take care of plagiarism. Answer completely. You will get up vote for sure.
Question 1: A company making tires for bikes is concerned about the exact width of its cyclocross tires. The company has a lower specification limit of 22.8 mm and an upper specification limit of 23.2 mm. The standard deviation is 0.15 mm and the mean is 23 mm. What is the process capability index (Cpk) for the process? Question 2: Consider again that the company making tires for bikes is concerned about the exact width of its cyclocross tires. The company has a lower specification limit of 22.8 mm and an upper specification limit of 23.2 mm. The standard deviation is 0.15 mm and the mean is 23 mm. What is the probability that a tire will either be too wide or too narrow? Question 3: You are working in a small, student-run company that sends out merchandise with university branding to alumni around the world. Every day, you take a sample of 50 shipments that are ready to be shipped to the alumni and inspect them for correctness. Across all days, the average percentage of incorrect…
SCENARIO A: A woodcutting operation has a target (nominal) value of 200 inches and consistently averages 200.1 inches with a standard deviation of .05 inches. The design engineers have established an upper specification limit of 200.25 and a lower specification limit of 199.75 inches. The process capability ratio, Cp, of the operation is: Group of answer choices a Less than 1 b Greater than or equal to 1 but less than 1.25 c Greater than or equal to 1.25 but less than 1.5 d Greater than or equal to 1.5 but less than 1.75 e Greater than or equal to 1.75 but less than 2 f Greater than or equal to 2
Management at Deluxe Diner is in process of establishing a quality control system for the time it takes to initially make contact with a table of patrons. A sample of size 3 is taken on each of the five different days. The following data table presents the results (all times listed are in seconds). Time 1 Time 2 Time 3 Service Encounter day 1 day 2 day 3 day 4 day 5 200 120 83 68 110 150 85 93 150 90 175 105 130 145 75

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