Q&A Hero

Q: You are conducting a study on the blood glucose levels of 9 patients who are on strict diets and exercise routines. To monitor the mean and range of the blood glucose levels of your patients, you take a blood glucose reading every day for each patient for 20 days. The results are shown below. The mean of the 9 sample means is 101.03, and the mean of the 9 ranges is 86.9. The results are shown below.Day Mean RangeDayMeanRange__192.118011100.789290.67771296.6777389.44731397.3375493.33811495.8980589.44711598.89686110.29016101.22887104.112017107.33818108.29318108959107.79819106.897710112.714520109.8980From the chart we conclude that________.a) the glucose level is not in control for the nine patients on the diet and exercise program.b) the glucose level means over the 20-day period fall within the control limits for the nine patients on the diet and exercise program.c) exactly one mean is out of the control limitsd) some of the patients are not on a strict diet and exercise routine.e) exactly two patients are out of the control limits

Q: You are conducting a study on the blood glucose levels of 9 patients who are on strict diets and exercise routines. To monitor the mean and range of the blood glucose levels of your patients, you take a blood glucose reading every day for each patient for 20 days. The results are shown below.Day Mean RangeDayMeanRange__192.118011100.789290.67771296.6777389.44731397.3375493.33811495.8980589.44711598.89686110.29016101.22887104.112017107.33818108.29318108959107.79819106.897710112.714520109.8980The lower control limit for your chart is ________.a) 89.44b) 92.11c) 73d) 71.75e) 60.5

Q: You are conducting a study on the blood glucose levels of 9 patients who are on strict diets and exercise routines. To monitor the mean and range of the blood glucose levels of your patients, you take a blood glucose reading every day for each patient for 20 days. The results are shown below.Day Mean RangeDayMeanRange__192.118011100.789290.67771296.6777389.44731397.3375493.33811495.8980589.44711598.89686110.29016101.22887104.112017107.33818108.29318108959107.79819106.897710112.714520109.8980The upper control limit for your chart is ________.a) 112.70b) 116.18c) 130.32d) 145e) 121.3

Q: You are conducting a study on the blood glucose levels of 9 patients who are on strict diets and exercise routines. To monitor the mean and range of the blood glucose levels of your patients, you take a blood glucose reading every day for each patient for 20 days. The results are shown below.Day Mean RangeDayMeanRange__192.118011100.789290.67771296.6777389.44731397.3375493.33811495.8980589.44711598.89686110.29016101.22887104.112017107.33818108.29318108959107.79819106.897710112.714520109.8980The centerline for your chart is _________.a) 112.70b) 106.7c) 101.035d) 100e) 110

Q: Which of the following quality control chart conditions is an indicator that the process is potentially out-of-control? a) several consecutive data points between the UCL and the LCL b) a data point above the LCL c) a data point above the UCL d) a data point in the outer 1/3 region e) a data point on the center line

Q: Which of the following quality control chart conditions is an indicator that the process is potentially out-of-control? a) several consecutive data points between the UCL and the LCL b) a data point below the LCL c) a data point below the UCL d) a data point in the outer 1/3 region e) a data point on the center line

Q: Which of the following quality control chart conditions is an indicator that the process is, potentially, out-of-control? a) several consecutive data points between the UCL and the LCL b) a data point above the LCL c) a data point below the UCL d) an upward trend of nine data points e) a data point in the outer 1/3 region

Q: Jack Joyner, Director of Quality Control at Covington Castings (CC), is designing a c chart to monitor the number of nonconformances per aluminum casting produced at CC. The total number of nonconformances for 26 castings is 91. The lower control limit for Jack's c chart is ___________. a) 1.37 b) -2.11 c) 3.50 d) -1.00 e) 0.00

Q: Jack Joyner, Director of Quality Control at Covington Castings (CC), is designing a c chart to monitor the number of nonconformances per aluminum casting produced at CC. The total number of nonconformances for 26 castings is 91. The upper control limit for Jack's c chart is ___________. a) 9.11 b) 13.40 c) 3.50 d) 7.61 e) 1.00

Q: Jack Joyner, Director of Quality Control at Covington Castings (CC), is designing a c chart to monitor the number of nonconformances per aluminum casting produced at CC. The total number of nonconformances for 26 castings is 91. The centerline for Jack's c chart is ___________. a) 117.00 b) 0.2857 c) 3.50 d) 65.00 e) 26.00

Q: . Jake Flanaghan, Vice President for inpatient pharmacy, at Great Atlantic Medical Center, is designing a c chart to monitor the number of inpatient medication errors that occur each month. The total number of medication errors for January " December last year was 37. The lower control limit for Jake's c chart is ___________. a) 3.08 b) 37 c) 8.35 d) -2.18 e) 0.00

Q: Jake Flanaghan, Vice President for inpatient pharmacy, at Great Atlantic Medical Center, is designing a c chart to monitor the number of inpatient medication errors that occur each month. The total number of medication errors for January " December last year was 37. The upper control limit for Jake's c chart is ___________. a) 3.08 b) 37 c) 8.35 d) -2.18 e) 0.00

Q: Jake Flanaghan, Vice President for inpatient pharmacy, at Great Atlantic Medical Center, is designing a c chart to monitor the number of inpatient medication errors that occur each month. The total number of medication errors for January " December last year was 37. The centerline for Jake's c chart is ___________. a) 3.08 b) 37 c) 8.35 d) -2.18 e) 0.00

Q: A graph that plots the number of nonconformances per item for multiple samples is called a(n) _______.a) chartb) R chartc) p chartd) c charte) Pareto chart

Q: Nels Neugent, Purchasing Manager at Mid-West Medical Center, is designing a p chart to monitor the proportion of defective purchase orders issued at Mid-West. He has the proportions defective for 22 samples of purchase orders. Each sample contains 150 purchase orders, and the average proportion defective is 0.08. The lower control limit for Nels's p chart is ___________. a) 0.0447 b) 0.0283 c) 0.0135 d) 0.0000 e) 0.5090

Q: Nels Neugent, Purchasing Manager at Mid-West Medical Center, is designing a p chart to monitor the proportion of defective purchase orders issued at Mid-West. He has the proportions defective for 22 samples of purchase orders. Each sample contains 150 purchase orders, and the average proportion defective is 0.08. The upper control limit for Nels's p chart is ___________. a) 0.1736 b) 0.1465 c) 0.1312 d) 0.0940 e) 0.1845

Q: Nels Neugent, Purchasing Manager at Mid-West Medical Center, is designing a p chart to monitor the proportion of defective purchase orders issued at Mid-West. He has the proportions defective for 22 samples of purchase orders. Each sample contains 150 purchase orders, and the average proportion defective is 0.08. The centerline for Nels's p chart is ___________. a) 0.08 b) 75 c) 22 d) 1.76 e) 0.008

Q: Ophelia O'Brien, VP of Consumer Credit of American First Banks (AFB), is designing a p chart to monitor the default rate on personal loans at the AFB member banks. Her data includes the proportion in default for 30 samples of personal loans. Each sample contains 50 loans, and the average of the 30 proportions is 0.05. The lower control limit for Ophelia's p chart is _____________. a) 0.0000 b) 0.0204 c) 0.0308 d) 0.0149 e) -1.0000

Q: Ophelia O'Brien, VP of Consumer Credit of American First Banks (AFB), is designing a p chart to monitor the default rate on personal loans at the AFB member banks. Her data includes the proportion in default for 30 samples of personal loans. Each sample contains 50 loans, and the average of the 30 proportions is 0.05. The upper control limit for Ophelia's p chart is _____________. a) 0.0925 b) 0.0500 c) 0.0308 d) 0.1825 e) 0.1425

Q: Ophelia O'Brien, VP of Consumer Credit of American First Banks (AFB), is designing a p chart to monitor the default rate on personal loans at the AFB member banks. Her data includes the proportion in default for 30 samples of personal loans. Each sample contains 50 loans, and the average of the 30 proportions is 0.05. The centerline for Ophelia's p chart is _____________. a) 30 b) 0.50 c) 50 d) 1.5 e) 0.05

Q: A p Chart is to be developed for use in quality control. The value of p is calculated to be 0.54. The sample size is 249. What would the upper control limit be?a) 0.5941b) -0.6348c) 0.4452d) -0.5460e) 0.5340

Q: A p Chart is to be developed for use in quality control. The value of p is calculated to be 0.54. The sample size is 249. What would the upper control limit be? a) 0.5941 b) 0.6348 c) 0.4452 d) 0.5460 e) 0.5340

Q: A p Chart is to be developed for use in quality control. The value of p is calculated to be 0.05. The sample size is 50. What would the upper control limit be? a) 0.142 b) -0.042 c) 0.408 d) 0.092 e) 0.642

Q: A graph that plots the proportions of items in noncompliance for multiple samples is called a(n) _______.a) chartb) R chartc) p chartd) c charte) Pareto chart

Q: Sarah Soliz, Director of Quality Programs, is designing and R charts for the rod shearing process at Stockton Steel. She has 26 samples of rod length, and each sample included measurements of 5 rods. The mean of the 26 sample means is 112 inches, and mean of the 26 ranges is 0.15 inch. The lower control limit for her R chart is ____. a) 0.150 b) 0.000 c) 0.317 d) 2.114 e) 1.000

Q: Sarah Soliz, Director of Quality Programs, is designing and R charts for the rod shearing process at Stockton Steel. She has 26 samples of rod length, and each sample included measurements of 5 rods. The mean of the 26 sample means is 112 inches, and mean of the 26 ranges is 0.15 inch. The upper control limit for her R chart is ____.a) 0.150b) 10.57c) 0.317d) 2.114e) 0.713

Q: Sarah Soliz, Director of Quality Programs, is designing and R charts for the rod shearing process at Stockton Steel. She has 26 samples of rod length, and each sample included measurements of 5 rods. The mean of the 26 sample means is 112 inches, and mean of the 26 ranges is 0.15 inch. The centerline for her R chart is ____. a) 0.15 b) 26 c) 5 d) 112 e) 15

Q: Sarah Soliz, Director of Quality Programs, is designing and R charts for the rod shearing process at Stockton Steel. She has 26 samples of rod length, and each sample included measurements of 5 rods. The mean of the 26 sample means is 112 inches, and mean of the 26 ranges is 0.15 inch. The lower control limit for her chart is ____.a) 25.913b) 4.913c) 111.91d) 108.10e) 112.84

Q: Sarah Soliz, Director of Quality Programs, is designing and R charts for the rod shearing process at Stockton Steel. She has 26 samples of rod length, and each sample included measurements of 5 rods. The mean of the 26 sample means is 112 inches, and mean of the 26 ranges is 0.15 inch. The upper control limit for her chart is ________.a) 112.09b) 5.087c) 26.087d) 115.90e) 110.09

Q: Sarah Soliz, Director of Quality Programs, is designing and R charts for the rod shearing process at Stockton Steel. She has 26 samples of rod length, and each sample included measurements of 5 rods. The mean of the 26 sample means is 112 inches, and mean of the 26 ranges is 0.15 inch. The centerline for her chart is _________.a) 5b) 26c) 0.15d) 11.2e) 112

Q: An R Chart is to be developed for use in quality control. The average of the ranges is calculated to be 0.60. This was based on several samples of size 7 each. What would the upper control limit be? a) 1.514 b) 1.924 c) 4.200 d) 0.600 e) 1.154

Q: An R Chart is to be developed for use in quality control. The average of the ranges is calculated to be 0.60. This was based on several samples of size 7 each. What would the lower control limit be? a) 0.046 b) 0.000 c) 1.154 d) 4.200 e) 0.004

Q: An R Chart is to be developed for use in quality control. The average of the ranges is calculated to be 0. 45. The sample sizes were 9 each. What would the lower control limit be? a) 0.8172 b) 0.6012 c) 0.0828 d) 0.1566 e) 0.7434

Q: An R Chart is to be developed for use in quality control. The average of the ranges is calculated to be 0. 45. The sample sizes were 9 each. What would the upper control limit be? a) 0.8172 b) 0.6012 c) 0.0828 d) 0.1566 e) 0.7434

Q: An chart is being developed using 15 samples of size 9 each. The average of 15 sample means is 6.20. The average of the 15 ranges is 0.30. The lower control limit is _______________.a) 6.301b) 6.267c) 6.133d) 6.099e) 6.312

Q: An chart is being developed using 15 samples of size 9 each. The average of 15 sample means is 6.20. The average of the 15 ranges is 0.30. The upper control limit is _______________.a) 6.301b) 6.267c) 6.133d) 6.099e) 6.312

Q: A plot of the sample ranges over regular time intervals is called a(n) _______.a) chartb) R chartc) p chartd) c charte) S chart

Q: A graph that displays computed means for a series of small random samples over a period of time is called a(n) _______.a) chartb) R chartc) p chartd) c charte) S chart

Q: Upper and lower control limits are usually based upon _______.a) ±3 standard deviationsb) ±2 standard deviationsc) ±1 standard deviationd) ±4 standard deviationse) ±6 standard deviations

Q: A quality circle studying the problem of incorrect prices on purchase orders identified several potential causes: incorrect information from requesting department, out-of-date catalogs from suppliers, defective computer software, and worker practices in the purchasing department. These potential cause-and-effect relationships are best illustrated by a _______________. a) check list b) Pareto chart c) control chart d) point-and-figure chart e) Fishbone diagram

Q: According to the following Pareto chart, the Pareto principle would suggest a qualityimprovement team focus their efforts on which of the following complaints?a) user interface onlyb) user interface and speaker qualityc) user interface, speaker quality and camerad) speaker quality and camerae) all of the complaints should be a focus

Q: According to the following Pareto chart, the most common complaint was ______.a) user interfaceb) speaker qualityc) camerad) sizee) all of the above

Q: Which of the following is not a quality control diagnostic technique? a) c control chart b) 14 points b) Flowchart c) Scatter diagram d) control chart e) cause-and-effect diagram

Q: An advantage of a just-in-time inventory system is _________. a) fewer managerial controls on inventory b) lower inventory holding costs c) larger shipment and production lots d) fewer orders per operational year e) more inspection and handling of materials

Q: A company that uses benchmarking as a quality improvement practice will ________. a) emulate the best practices and techniques used in their industry b) institutionalize the not-invented-here philosophy c) not analyze the competition's product d) rely exclusively on government research for product improvements e) be in the furniture business

Q: Failure Mode Effect Analysis is best described as _________.a) a quality scheme for building a failure free product or process.b) a descriptive tool for analyzing measurement data and identifying failures.c) a new approach to identifying potential failures.d) a methodology for identifying the potential negative outcomes related to the failure of a specific product or process.e) an approach to business making which minimizes failures through quality circles

Q: Which of the following statements best describes Design for Six Sigma? a) A process for designing a quality improvement team. b) The measure and improve steps of a six sigma initiative. c) A framework for implementing Deming's 14 points. d) A root cause analysis using 100% inspection. e) A quality scheme that emphasizes designing the product or process to perform defect-free.

Q: Reengineering is ___________________________. a) a fine-tuning of the present process b) downsizing of a company c) another name for Deming's 14 points d) the complete redesign of core business processes e) incremental improvement of a core process

Q: A manufacturer of washing machines promotes lower water usage per load cycle when compared to the average brand. Among Garvin's five quality types, this is an example of ________. a) user quality b) transcendent quality c) product quality d) manufacturing-based quality e) value quality

Q: Higher output wattage means higher quality to some consumers of audio amplifiers. Among Garvin's five quality types, this is an example of ______________. a) user quality b) transcendent quality c) product quality d) manufacturing-based quality e) value quality

Q: A recognized brand name product means higher quality to many consumers. Among Garvin's five quality types, this is an example of ___________________. a) user quality b) transcendent quality c) product quality d) manufacturing-based quality e) value quality

Q: According to Garvin, product quality is ____________________. a) value perceived by the customer b) an innate excellence of the product c) not measurable in the product d) fitness for the consumer's intended use e) measurable in the product

Q: According to Garvin, transcendent quality implies that a product __________. a) conforms to design and engineering specifications b) has an innate excellence c) has no measurable attributes d) is fit for the consumer's intended use e) has measurable attributes

Q: If a process is in control, less than 0.3% of all the points that represent the process output such as the average measurement or the proportion defective should be beyond the upper and lower control limits.

Q: A c chart used for statistical quality control is a chart that shows the count of defects in the process output.

Q: Two general types of control charts are (1) control charts for measurements and (2) control charts for compliance items.

Q: Two general types of control charts are (1) control charts for manufactured items and (2) control charts for services.

Q: If no variation occurred between manufactured items, the resulting points on a control chart would form a horizontal line.

Q: Control charts are used to examine the output of a process for disturbing patterns or for data points that indicate that the process is out of control.

Q: A scatter diagram is a graphical mechanism for examining the relationship between two variables.

Q: A control chart is used to control the flow of materials into a process.

Q: A Pareto chart is a diagnostic tool that displays possible causes of a quality problem and the interrelationships among the causes.

Q: A schematic representation of all the activities and interactions that occur in a process is called a flowchart.

Q: A quality circle is a round-table of top-level quality managers.

Q: Six Sigma is a methodology for quality and does not relate to a measurement value of the process.

Q: The Six Sigma approach essentially calls for the process to approach defect-free status.

Q: Edward Deming is a quality guru whose principles of quality management can be summarized through four basic tenets, or "Absolutes".

Q: The term Total Quality Management (TQM) was coined by the well-known quality guru, Edward Deming.

Q: Measuring product attributes at regular intervals throughout the manufacturing process in an effort to pinpoint problem areas is called in-process quality control.

Q: Inspecting the attributes of a finished product to determine whether the product is acceptable, is in need of rework, or is to be rejected is called after-process quality control.

Q: Quality control can be undertaken in two distinct ways: after-process control and before-process control.

Q: Quality control is the collection of strategies, techniques, and actions taken by an organization to assure itself that it is producing a quality product.

Q: One definition that captures the spirit of most quality efforts in the business world is that quality results when a product delivers what is stipulated for it in its specifications.

Q: A perfect Spearman correlation of +1 or -1 between two variables indicatesa) a perfect linear relationship between the two variablesb) a perfect monotone function of the two variables.c) the Pearson correlation is 1d) the Pearson correlation is +1 or -1e) the two variables are not related.

Q: Two stock analysts rank five investment portfolios for overall performance and risk. Portfolio A B C D E Broker 1 - Rankings 4 5 2 1 3 Broker 2 - Rankings 1 4 3 2 5 The Spearman rank correlation coefficient is ___________. a) 0.80 b) 0.20 c) 0.05 d) 0.95 e) 1.00

Q: Personnel specialist, Steve Satterfield, is assessing a new supervisor's ability to follow company standards for evaluating employees. Steve has the new supervisor rate five hypothetical employees on a scale of one to ten. He is interested in how the new supervisor's ratings correlate with company norms for these benchmark cases. Employee 1 2 3 4 5 New Supervisor 8 8 9 7 5 Company Norm 8 6 10 4 4 The Spearman rank correlation coefficient is ___________. a) 0.80 b) 0.85 c) 0.90 d) 0.95 e) 1.00

Q: What is the Spearman rank correlation coefficient for the following set of data? x 21 22 35 32 33 y 18 24 28 22 35 a) -0.20 b) 1.00 c) 0.20 d) 0.80 e) -1.20

Q: What is the Spearman rank correlation coefficient for the following set of data?x1921252233y3024283135a) -10.2b) -2.35c) 0.65d) 0.50e) 0.05

Q: Correlation coefficients may be computed for parametric and nonparametric data. If the data are interval data, which of the following should be used? a) Pearson correlation coefficient b) Spearman correlation coefficient c) Gaussian correlation coefficient d) De Moivre correlation coefficient e) Gossett correlation coefficient

Q: Correlation coefficients may be computed for parametric and nonparametric data. If the data are nonparametric, which of the following should be used? a) Pearson correlation coefficient b) Spearman correlation coefficient c) Gaussian correlation coefficient d) De Moivre correlation coefficient e) Gossett correlation coefficient