C207 - Sections 4-6 Quiz Questions
(5) Companies A, B, and C were the three construction companies in Dedge, Minnesota in 2012. Companies A, B, and C built 9, 21, and 15 house additions in 2012, respectively. Company A went out of business after 2012 while Company C seriously expanded. No construction companies were founded between 2012 and 2013. In 2013, Companies B and C built 25 and 29 house additions, respectively. What is the simple composite index of house additions from the construction companies in Dedge, Minnesota for 2013. - 99 - 150 - 125 - 120
120 (9+21+15) = 45 additions in 2012. (25+29) = 54 additions in 2013. 54/45 * 100 = 120
(5) A regional grocery chain measures the increase in prices by tracking the price of milk, eggs, white bread, and ground beef using the year 2005 as a base. The sum of these items in 2005 was $10.00 and the sum of the prices in 2015 was $14.50. What is the simple composite index for these items? - 10.0 - 125 - 1.45 - 145
145
(4) What is the reliability of the following update system? There is a 60 percent chance someone will check their email about an update and a 50 percent chance they will pick up their phone to learn about the same update. - 110 percent - 80 percent - 20 percent - 10 percent
20 percent (1-(0.4x0.5))
(5) The following is a list of prices for a barrel of oil over time: $20 in 1990 $15 in 1995 $27 in 2000 $50 in 2005 $75 in 2010 What is the simple index number for the price of oil in 2005? - 70 - 2.5 - 375 - 250
250
(4) Six Sigma processes strive to produce no more than ______ defects per million outputs. - 3.4 - 6 - 10.2 - 99.9997
3.4
(5) In 1968, the price of a Big Mac was $1.60. In 2014, a Big Mac cost $4.80. Using 1968 as the base period, what is the 2014 price of Big Mac expressed as an index? - $4.80 - 3 - 100 - 300
300 (($4.80 / $1.60) * 100)
(5) You score 70 on an exam where the mean is 50 and the standard deviation is 10. Assuming the scores are normally distributed, approximately what percent of students scored better than you did? - 2.5% - 5% - 68% - 95%
5%
(5) A company's revenue is 1.4 million dollars for the year and 400 thousand dollars in the fourth quarter. The same company's costs are 1.2 million dollars for the year and 350 thousand dollars in the fourth quarter. What is the ratio of revenue to costs for the fourth quarter of the year? What is the proportion of revenue in the fourth quarter to total revenue for the year? - 8:7, 2:7 - 8:7, 7:24 - 7:6, 2"7 - 7:6, 7:24
8:7, 2:7 (400,000 to 350,000 and 400,000 to 1,400,000)
(5) When you take the objective assessment for tis course, your score represents: - a true score - a norm-referenced score - a criterion-referenced score - a percentile score
A Criterial-Referenced Score
(5) Which one of the following is an example of Item Response Theory? - A coach gives his player a challenge to run around 6 cones in a certain amount of time. The player easily succeeds at this challenge. The coach then adds 4 cones and tells the player to try the new challenge in the same amount of time. - A teacher notices that the student is not paying attention. The teacher calls on the student to respond to a question. The student does not know the answer. - A student is given a twenty question test. After the first ten questions about grammar, the student proceeds to the next questions about vocabulary. - An employee is hired for a position. Once the employee gets there he is given different duties than he was hired for because his original responsibilities are not needed.
A coach gives his player a challenge to run around 6 cones in a certain amount of time. The player easily succeeds at this challenge. The coach then adds 4 cones and tells the player to try the new challenge in the same amount of time.
(4) Which of the following would likely contain the most waste? - an ideal state map - a current state map - a future state map
A current state map
(4) What is the 80/20 rule? - a suggestion to use 80 categories in a Pareto chart to illustrate 20 problems - a recommendation to use 20 people to brainstorm 80 problems before starting a Pareto chart - a principle that suggests that 80% of quality problems result in 20% of causes - an idea that quality management teams can only impact 20% of quality management problems, so they should ignore the remaining 80%
A principle that suggests that 80% of quality problems result in 20% of causes
(5) Which of the following sentences is NOT true about the True Score Model? - An observe score is the score that is actually achieved on a test - A true score is the best possible score an individual might achieve on a test - Random Measurement Error should disappear as the number of tests increases - Systematic Measurement Error means there is a problem within the experiment itself.
A true score is the best possible score an individual might achieve on a test
(5) There are five steps to the process of results-based management. Which of the following is NOT one of the three steps in RESULTS part of the results-based management? - Impact - Activities - Outputs - Outcomes
Activities
(4) Which statement is not true of the Seven Basic Tools of Quality? - Processes are represented graphically. - All the tools are based on statistics. - An average worker can easily understand how to use the tools. - Tools can be used independent of each other.
All the tools are based on statistics
(4) What is quality management? - a principle that mandates that all quality projects are completed with no more than 3.4 defects per million outputs - an approach to uncover customer needs and expectations and to adjust work to meet those needs to the highest extent possible - a collaborative strategy that helps parties reach consensus by ranking and voting on several proposed choices - a technique that is focused only on uncovering defects in products and taking action to correct them
An approach to uncover customer needs and expectations and to adjust work to meet those needs to the highest extent possible
(4) Variation that is not a natural part of a process is called what?
Assignable
(4) Why do you need quality control processes if your quality assurance measures are effective? - because you can't complete a quality assurance process without doing quality control first - because defects can still occur, even with the best quality assurance processes in place - because quality assurance activities are reactive while quality control practices are proactive - because quality assurance is composed of both quality management and quality control
Because defects can still occur, even with the best quality assurance processes in place
(5) Data mining is most associated with: - Result-based management - Big data - KPI dashboards - Linear programming
Big Data
(4) Your quality management processes should monitor ________. - the products you produce - the processes you use to produce products - both the products you make and the processes you use to make them - the processes you use to make products but not the products themselves
Both the products you make and the processes you use to make them
(4) A control chart from when data meets a requirement or not is called?
C-Chart
(4) A basketball coach analyzes the causes of his team's poor free-throw shooting. What analysis technique would he use?
Cause and Effect Diagram
(4) Which quality tool is an organized method for collecting data? - Check sheet - Histogram - Pareto chart - Flowchart
Check Sheet
(4) A manufacturer initiates a 5 year program of analysis and process improvement to improve product quality and reduce lead-time to customers.
Continuous Improvement
(5) The town council of a beach town is studying whether to dredge the canals of an ocean front community that were filled with sand during a hurricane. Which analytic method can the council apply to this issue? - Cost-benefit analysis - Cross-over analysis - Household income - Boating access to local home sites
Cost-Benefit Analysis
(5) At WGU, students take objective assessments to evaluate a student's knowledge of predetermined course competencies in relation to a cut score. Which type of test is the objective assessment? - Percentile-based - Norm-referenced - Criterion-referenced - Reliability-based
Criterion-Referenced
(5) A health care researcher plans to determine the number of new cases of Zika virus infections in Florida since January 2016. What analytic measure is of interest here? - Cumulative incidence - Incidence rate - Prevalence - Ratio
Cumulative Incidence
(5) An international health organization is concerned about the spread of the Zika virus in South America as mosquito season approaches. It proposes measuring the growth of new cases for the total population over the next six months. Which type of analytics would this represent? - Cumulative incidence - Incidence rate - Ratio - Prevalence
Cumulative Incidence
(4) Principle that focuses on understanding current and future customer needs
Customer Focus
(4) What is the main focus of an effective Lean system? - employees - management - processes - customers
Customers
(5) An online activewear retailer wants to use their last year's sales to evaluate consumer trends before ordering merchandise for the fall season. Which process should they use to discover consumer purchasing patterns? - Qualitative research - Hypothesis testing - Data mining - Linear programming
Data Mining
(5) The purpose of data mining is to: - Determine the director an individual or company takes - Discover outliers in the data - Decipher patterns from large databases - Establish large data as a useful tool
Decipher patterns from large databases
(4) Which of the following lists the words that make the "DMAIC" from DMAIC Framework? - Diagnose, measure, analyze, improve, conclude - Define, measure, accept, improve, conclude - Diagnose, measure, accept, improve, control - Define, measure, analyze, improve, control
Define, measure, analyze, improve, control
(5) Data mining is not useful in: - sorting through a large amount of data - extracting information from a data set - deciphering patterns from large databases - determining underlying causes of trends
Determining underlying causes of trends
(4) After collecting data and performing statistical analysis in a company's assembly department, a quality team recommends processing changes to reduce defects. The team tries a pilot program to evaluate the effectiveness of their recommendations.Which step of the Plan-Do-Check-Act model does the pilot program represent? - Act - Plan - Do - Check
Do
(4) Which two statements describe how a process approach and a commitment to continuous improvement enhance quality? - Efficiently achieving results - Enhances customer loyalty - Creates the best possible product - Mutually beneficial partnerships
Efficiently achieving results Creates the best possible product
(4) A SIPOC diagram provides a detail-level view of specific processes. - True - False
False
(4) Common cause variations should be eliminated because they cause unusual results in a system or process. - True - False
False
(4) When collecting data on a specific topic, check sheets can be adapted by the different individuals who are collecting the information, since check sheets allow individuals to tabulate data in whatever way that works best for them. - True - False
False
(5) Because criterion-referenced tests compare an individual to other individuals, it is extremely rare for an entire class to fail a test. - True - False
False
(5) Prevalence measures the percent of a population with a disease, while incidence measures the number of a population with a disease at a given time. - True - False
False
(5) Results-based management tracks and displays many complex indicators to better evaluate performance. - True - False
False
(4) An online retailer analyzes the steps of his shipping process to reduce customer delivery time after receiving an order. What analysis technique would he use?
Flow Chart
(4) A local restaurant is attempting to reduce the time from taking a customer's order to delivery of the order.Which quality tool should the restaurant use to study their order process? - PDCA model - Check sheet - Histogram - Flowchart
Flowchart
(5) Which one of the following is NOT a fundamental element of, and essential to, epidemiology? - Proportion - Index number - Rate - Ratio
Index Number
(4) Principle that seeks the efforts of people at all levels of the organization to achieve quality objectives
Involvement of People
(4) Why is it helpful for an organization to use a process approach in managing its quality activities? - It shows an organization's commitment to strong leadership. - It helps to establish collaborative relationships with suppliers. - It helps to create consistent, predictable outcomes. - It ensures that all project participants are fully engaged in their work.
It helps to create consistent, predictable outcomes.
(4) A SIPOC diagram helps you manage quality in which of the following ways? - It helps you understand how process elements fit together. - It ensures you focus on the internal work you and your team do. - It ensures that "what gets measured gets done." - It emphasizes how stakeholders perceive quality.
It helps you understand how process elements fit together.
(4) Which of the following statements is false? - a just-in-time system helps to ensure that resources are not wasted - in a just-in-time system, results are delivered exactly when needed and only when needed - just-in-time systems force teams to produce high-quality results in their processes - in a just-in-time system, accurate forecasts ensure that results are ready when customers need them
Just-in-time systems force teams to produce high-quality results in their processes
(4) A Pareto chart prioritizes categories with the most important category on the chart's _______. - top - bottom - left side - right side
Left Side
(5) Which one of the following is criterion-referenced test? - A history test where the professor "curves" the test, making sure the average for the entire class is at least 75. - The horses competing at the Kentucky Derby where the winner gets crowned in the winner's circle with a garland of roses. - Medical students needs to effectively give an appendectomy on a mannequin before passing their appendicitis course. - The Mensa society is only open to those that score in the top two percent on the IQ test
Medical students needs to effectively give an appendectomy on a mannequin before passing their appendicitis course.
(4) Statistical process control relies on _________ to analyze results. - quality controls - metrics - process steps - the team
Metrics
(4) Which result do business quality teams expect when using quality tools? - Refrain from testing before implementing programs - Wording of presentation that communicates recommendation - The degree of employee involvement - Minimize errors through collection and analysis of data
Minimize errors through collection and analysis of data
(4) The ultimate goal of a just-in-time system is _______ - takt - work-in-process - one-piece flow - poka-yoke
One-piece flow
(4) A quality team is asked to develop and implement new manufacturing procedures to improve the company's just-in-time performance with key customers.
PDCA
(4) A descriptive analysis technique used to identify the category of inventory that represents a company's highest inventory dollars.
Pareto Chart
(4) A recent poll of 519 adults who flew in the past year found they ranked the following as their number one complaint: cramped seats (45); cost (16); fear of flying (57); security measures (119); poor service (12); connecting flight problems (8); overcrowded planes (42); late planes (57); food (7); and other (51). Which technique should be used to display a ranking of the complaints? - Cause-and-effect diagram - Control chart - Pareto chart - Scatter diagram
Pareto chart
(5) Which measurement may be used by potential home buyers to evaluate the price of homes on the market? - Realtor listings - Zoning regulations - Cost of raw materials - Price per square foot
Pice Per Square Foot
(5) ______ counts all of the existing cases of a disease, while ______ only counts new cases. - Prevalence and incidence - Rate and ratio analysis - Ratio analysis and rate - Incidence and prevalence
Prevalence and incidence
(4) Principle that lowers cost and shortens cycle times through the effective use of resources
Process Approach
(4) A car manufacturer installs a training program for air bag assembly
Quality Assurance
(4) A manufacturer of barbecue sauce analyzes the number of ounces per bottle to ensure customers receive 12 ounces per bottle
Quality Control
(4) A maker of computer chips develops a new training program to ensure that quality standards are met. Which of the following activities is the training program an example of? - Quality control activity - Quality assurance activity - Lean operations activity - Just-in-time activity
Quality assurance activity
(4) Which type of quality activity would assess capabilities and recommend process design changes as preventive action? - Lean quality management - Six Sigma activity - ISO management - Quality assurance activity
Quality assurance activity
(5) A ______ measures one quantity in relation to another quantity. - Proportion - Incidence - Rate - Ratio
Ratio
(5) Females are 2x more likely to have Alzheimer's disease than males. This statement is an example of a: - Proportion - Ratio - Prevalance - Cumulative incidence
Ratio
(5) A charity is evaluating the effectiveness of its annual walk promotional campaign in increasing walk participants and donations. What is the appropriate tool for evaluating performance? - Key performance dashboard - Results-based management - Balanced scorecard - Management by objectives
Results-Based Management
(5) A nonprofit charity seeks an ongoing monitoring strategy to ensure that it is achieving its goal as measured through actual results. What approach should the company use? - Net promoter score - Balanced scorecard - Big data analysis - Results-based management
Results-Based Management
(4) A fast food restaurant wishes to reduce order delivery time by analyzing its process from food suppliers to fulfilling the order.
SIPOC Diagram
(4) The process of selecting participants or gathering data from a population is called?
Sampling
(4) A high school teacher looks at the relationship between homework assignments and test scores. What descriptive technique might she use?
Scatter Diagram
(4) Which of the Seven Basic Quality Tools is used to exhibit the relationship between two variables? Scatter diagram Cause-and-effect diagram Check sheet Histogram
Scatter Diagram
(5) A ______ is created when a researcher combines data (e.g. prices) from multiple items without weighing any of them more significantly than the others. - Simple Composite Index - Weighted composite index - Simple index number - None of the above
Simple Composite Index
(5) City Line Transport wants to look at its fuel costs for 2013, 2014, and 2015 against the start-up base period of 2012. Which analytic method should the company use? - Exponential smoothing - Simple index - Moving average - Cumulative incidence
Simple Index
(5) Result-based management does NOT need which of the following? - Statistically complex indicators - Constant monitoring - Collaboration between all participants - A common goal among everyone involved
Statistically Complex Indicators
(4) SIPOC stands for ______ - Supply-input-perform-organization-control - Stakeholder-internal-preview-output-collect - Stop-inquire-protocol-organize-command - Supplier-input-process-output-customer
Supplier-input-process-output-customer
(5) A test without _____ error, the _____ score is the _____ score plus _____ error. - Random/observed/true/systematic - Random/true/observed/systematic - Systematic/observed/true/random - Systematic/true/observed/random
Systematic/observed/true/random
(5) When determining the reliability of a test, the same test is given to the sample on two different occasions. What type of reliability test is this? - Split-Half Method - Cronbach's Alpha - Parallel-Forms Method - Test-Retest Method
Test-Retest Method
(5) Which of the following is NOT an example of big data? - The amount of money collected by taxes - The results of a on-question survey about voting preferences collected from many - Weights of people in the City of Houston, Texas - Incomes of people from St. Louis
The amount of money collected by taxes
(4) What do the control limits on a control chart show? - the time intervals for the data collected - the average value of the data points - the minimum and maximum values that should not be exceeded - the trends in performance
The minimum and maximum values that should not be exceeded
(5) Which one of the following is NOT an example of big data? - Department store questionnaires for online shoppers - The number of people in the entire world - Different heights of people in the state of Alabama - Spending habits of people from Beverly Hills
The number of people in the entire world
(5) Governments often apply cost-benefit analysis when making decisions. They usually try to take into account many variables. John is a member of the state senate. What is a variable John should NOT consider when determining whether or not the state should build he bridge. - The environmental impact of construction - The decrease in spending at businesses near other bridges - The cost of the construction of the bridge - The number of times John will use the bridge
The number of times John will use the bridge
(5) In results-based management (RBM), which of the following is the definition of Outcome? - The long-term effect that the output will have on the organization - The products created by the RBM activities - The short-term effect that the outputs will have on the organization - The resources, human or financial, used within RBM system
The short-term effect that the outputs will have on the organization
(5) What is the use of an index number? - To find books in the library - To assess the quantity or price of a good over time - To compare the price of two goods at a given moment - To compare other numbers to a certain number on a number line
To assess the quantity or price of a good over time
(4) What is the main function of a check sheet? - to show the steps that make up a process - to show the possible root causes of problems - to collect and tabulate data - to show possible correlations between two variables
To collect and tabulate data
(4) What is the PDCA cycle used for? - to help teams find the critical path on their projects - to align an organization's day-to-day activities with its long-term objectives - to show how well an option will satisfy a criterion in a prioritization matrix - to gather information and test options on a small scale before implementing changes on a large scale
To gather information and test options on a small scale before implementing changes on a large scale
(5) California is about 160,000 square miles. Maine is about 35,000 square miles. If California had one and half times as many trees as Maine, then: - Trees have a higher incidence rate in California - Trees have a higher incidence rate in Maine - Trees are more prevalent in California - Trees are more prevalent in Maine
Trees are more prevalent in Maine
(4) A chart run is a simple way to illustrate performance measures over time or for a sample. - True - Fasle
True
(4) If a system only works if every single piece of the system works, then this is a system in series. - Ture - False
True
(4) Quality control focuses on uncovering defects, while quality assurance focuses on improving processes to prevent defects. - True - False
True
(4) Statistical process control ensures that quality is built into processes, instead of quality being added on to the end processes. - True - False
True
(5) A simple composite index is often used to measure one good or service from many different sources. - True - False
True
(5) An index number is used to measure the change in quantity or price of a good or service over time. - True - False
True
(5) Results-based management uses established terms to continuously measure and evaluate performance. - True - False
True
(5) The greatest difference in test scores for an entire class is when each observed question has a fifty percent chance of being correct? - True - False
True
(5) The Consumer Price Index (CPI) is an example of a ______. - Simple Index Number - Simple Composite Index - Weighted Index Number - Weighted Composite Index
Weighted Composite Index
(4) A control chart for when data is sampled, measured, and mean of sample is plotted is called?
X-Bar
(5) A high school principal wishes to study the math and science performance of individual 12th grade students by comparing their scores across multiple courses. Which analysis technique should the principal use? - P-value - R-square - T-test - Z-score
Z-Score
(4) Which of the following situations describes the collection of attribute data? - A factory tests drill bit sizes by measuring their diameters. The workers record the diameter size in millimeters. - A factory tests drill bit sizes by passing them through a special gauge. The workers label those that fit with "accept" and those that do not with "reject." - A factory tests drill bit sizes by weighing them on a scale. The workers record the weight in ounces. - None of the above
factory tests drill bit sizes by passing them through a special gauge. The workers label those that fit with "accept" and those that do not with "reject."
