Greenbelt

52. __________ is a technique for understanding the relationship between many discrete input variables of a process and many continuous outcome variables. (A) Multiple Regression (B) Scatter Plot (C) Multiple-Way MANOVA

(C) Multiple-Way MANOVA

84. The process analysis approach that incorporates specifically the dynamic and uncertain interactions between resources and customers during the process is: (A) Statistical Process Control (B) Value-Stream Mapping (C) Process Simulation Modeling (D) Kano Analysis

(C) Process Simulation Modeling

74. _________ are best equipped to estimate inefficiencies in transportation within plant. (A) Pareto Charts (B) Swimlane Diagrams (C) Spaghetti Diagrams (D) SIPOC

(C) Spaghetti Diagrams

69. ____________ helps project team prioritize improvement ideas. (A) Activity Node Diagrams (B) Affinity Diagrams (C) StopLight

(C) StopLight

53. If you want to evaluate the impact of the employees' gender (male/female) and major (business/engineering) on their five-year total income after graduate (dollars), you will need to use _____________ as a statistical tool on a database that you would have gathered for these three variables. (A) MANOVA (B) Multiple Regression (C) Two-Way ANOVA (D) Chi-Square

(C) Two-Way ANOVA

75. Total inventory in a value stream is 5 days. Bottleneck department's capacity is 300 units/day. We have received a new order for 2,400 units. What lead time (days) should we promise? (A) 5 (B) 8 (C) 40 (D) 13 (E) None of A,B,C,D

(D) 13

54. You are planning to come up with an advertising strategy for internet marketing. You are trying to understand how to target customers based on their internet use and internet shopping habits. You collected information from 1,000 randomly selected respondents. Which technique would you use to understand the impact of the following three factors on "whether a person will make an on-line purchase or not": amount of time a customer spent on internet; total internet shopping ($) made by a customer, and annual income of the customer's family? (A) ANOVA (B) Multiple Regression (C) Chi-Square (D) Logistic Regression

(D) Logistic Regression

56. An upscale ceiling fan manufacturer assembles ceiling fans with six blades in its assembly plant. In the final assembly stage where the blades are mounted onto the fan's base, the WIP inventory is 5,400 blades. The daily shipments from the plant to its major distributors are 300 fans/day. In this case, the plant is carrying ____ days' inventory of blades. (A) 18 (B) 6 (C) 9 (D) None of A, B, C

(D) None of A, B, C

7) A team charter is created in the ________ phase of the DMAIC cycle. a) Define b) Measure c) Analyze d) Improve e) Control

a) Define

42) Fault Tree Analysis is a _______ tool. a) Qualitative b) Quantitative

a) Qualitative

36) A statistical sample is ___________ selected from the population to make inferences about the entire population. a) Randomly b) Discretely c) Continuously

a) Randomly

45) Team members usually have incompatible perceptions about project goals and scope during ___________ stage. a) Storming b) Norming c) Performing

a) Storming

A data collection plan defines: a) What and how data will be collected b) The time interval of the study c) All the procedures to be followed during the study d) All of the above

d) All of the above

Data for a Pareto chart usually starts out in a: a) Survey b) Cumulative percent chart c) Control chart d) Check sheet

d) Check sheet

25) Creating consistent repeatable processes is the goal for which Lean tool? a) Poke Yoke b) 6s c) Value Stream Mapping d) Standard Work

d) Standard work

31) Value Stream Maps help identify all of the following except: a) Material and information flow b) Sources of waste c) Process bottlenecks d) Financial forecasts e) Improvement opportunities

d) financial forecasts

46) All of the questions below are key to ask when starting an MSA except: a) Have you picked the right measurement system? b) What are your sources of variation? c) Who owns the measurement system? d) Is the measurement system stable over time? e) All of these are key questions to ask.

e) All of these are key questions to ask.

When Anderson-Darling Test for normality was run on data collected for "bank trailer transaction time" The p-value was found to be 0.03. We can infer with 95% confidence that the data ______ normally distributed

is not

87. ____________ helps project team identify themes within randomly identified ideas in define phase. (A) Activity Node Diagrams (B) Affinity Diagrams (C) Activity Charts

(B) Affinity Diagrams

59. A purchasing agent for Rapidtest Instrument Labs is trying to determine the best delivery provider to use for delivering instruments to customers after they have been repaired or recalibrated. She has developed an index, on a scale of 1-5 (5 is outstanding) that weights the key quality factors of time, service, and cost. Three delivery services, A, B, and C, are candidates for a long term blanket contract with Rapidtest. Data was gathered on test deliveries to 10 customers. Following ANOVA procedure, the following results were obtained. If 95% confidence in conclusions is desired, what is the conclusion? (A) All providers have equivalent performance (B) At least one of the suppliers has a clearly different performance than the other two.

(B) At least one of the suppliers has a clearly different performance than the other two.

77. Lean Six Sigma techniques can be vital for criminal justice analytics. John Smith is a budding criminal justice lawyer. He has been entrusted by the City of Chicago to investigate whether the subdivision of residence of the person (for this purpose, he uses three categories: Affluent, Working Class, Poor) stopped during routine traffic stop will result in the person being arrested or let go with warning. Which technique should he use to investigate? (A) Multiple Regression (B) Chi-Square (C) ANOVA (D) MSA

(B) Chi-Square

92. Poisson distribution is a _____________ probability distribution. (A) Continuous (B) Discrete

(B) Discrete

57. SIPOC chart helps to get detailed information about process including cycle-times and inventories between steps in a process. (A) True (B) False

(B) False

79. Theoretical Flow Time for a process is computed by adding the total work content along its longest path. (A) True (B) False

(B) False

85. As the variance of a process time "decreases", the sample size required to make confident conclusions about the expected time for that process "increases". (A) True (B) False

(B) False

49) Pareto charts most often rank causes related to a problem in order from least frequent to most frequent. (A) True (B) False.

(B) False.

67. __________ technique allows us to identify the delighters in customer's expectations. (A) Pareto (B) Kano (C) Affinity (D) MSA

(B) Kano

76. Which technique would you use to evaluate the impact of student's gender and race on his/her income and price of home s/he can afford 10 years after graduation? (A) Multiple Regression (B) Multiple-Way MANOVA (C) Two-Way ANOVA (D) Chi-Square

(B) Multiple-Way MANOVA

73. ______ is synonymous with putting in defect-prevention mechanisms. (A) Gemba (B) Poka-yoke (C) Andon (D) Muda

(B) Poka-yoke

94. In a fast food restaurant project, data was collected on order taking time for 30 different customers, and the times were noted as follows (minutes): 3.5, 1.5, 2.5, 1.5, 2.5, 3.5, 3.5, 2.5, 1.5, 2.5, 2.5, 1.5, 1.5, 1.5, 2.5, 3.5, 3.5, 2.5, 3.5, 3.5, 1.5, 3.5, 3.5, 3.5, 2.5, 2.5, 2.5, 1.5, 1.5, 1.5 What pattern does the "order taking time" data follow? (A) Normal (B) Uniform (C) Exponential (D) None of A,B,C

(B) Uniform

65. Which control chart would you develop for tracking the "number of customers" who were "dissatisfied" with your customer service call center experience by sampling "exactly 50 customers" every day and asking them "Yes (satisfied) / No (dissatisfied)" question? (A) X-bar and R-Charts (B) np-Chart (C) U-Chart

(B) np-Chart

78. Compute the "common cycle length (days)" for the following set of products. One full batch of Product A needs to be produced every 4 days. One full batch of Product B needs to be produced every 3 days. Two full batches of Product C need to be produced every day. (Assume insignificant set up times). (A) 6 (B) 7 (C) 12 (D) None of A,B,C

(C) 12

86. An insurance firm has set a standard that policy applications be processed within 3 days of receipt. If, out of a sample of 1000 applications, 150 fail to meet this requirement, what are the Defects Per Million Opportunities (DPMO) for the process? (A) 15% (B) 4.5% (C) 150,000 (D) 450,000

(C) 150,000

91. On a typical Monday morning (10-12 a.m.), the Sandhill's BiLo processes sales for average of 100 customers per hour. At any point in time during this period, an average of 40 customers are shopping in the shop. How much time do the shoppers spend in the shop? (A) 40 minutes (B) 20 minutes (C) 24 minutes (D) 12

(C) 24 minutes

68. A coffee machine at McDonalds is calibrated to dispense 16 oz coffee in a glass. The Cpk of this process is 1.33 and Cp is 1.00. Then what is the Sigma-Level at which this process is operating? (A) 3.99 (B) 2.33 (C) 3 (D) 1.33

(C) 3

66. Two sample ___ - Test is used to test if variances of two populations are equal. (A) z (B) t (C) F

(C) F

58. __________ relates to data collection timeframes in the Measure Phase of DMAIC approach. (A) Pugh Matrix (B) StopLight (C) HODDOW

(C) HODDOW

81. You are planning to come up with an advertising strategy for internet marketing. You are trying to understand how to target customers based on their internet use and internet shopping habits. You collected information from 100 randomly selected respondents. Which technique would you use to relate the potential "annual sales revenue from a customer" to the following three input factors: amount of time a customer spent on internet last year; total internet shopping ($) made by a customer last year, and annual income of the customer's family last year? (A) ANOVA (B) Chi-Square (C) Multiple Regression (D) Logistic Regression

(C) Multiple Regression

13) Benchmarking is not a one-time event. How do you determine when to recalibrate a process? a) When a new level of performance has been reached b) When a new best practice has been identified c) As strategic plans change or new success factors emerge d) All of the above

d) All of above

21) Root cause analysis is part of the ________ phase of the DMAIC cycle. a) Define b) Analyze c) Control

b) Analyze

44) ____________ display interquartile range as a visual measure of spread in data. a) Histograms b) Box Plots c) Pareto Charts d) FishBones

b) Box Plots

26) Pareto charts are not part of the _______ in the DMAIC cycle. a) Analyze b) Control

b) Control

10) Benchmarking is conducted in order to achieve incremental improvements. a) True b) False

b) False

14) When establishing a baseline it is good to look at data at least several years old. True or False? a) True b) False

b) False

18) MBF is a one-time event that is completed as the start of a productivity improvement project. a) True b) False

b) False

19) Pareto charts allow teams to focus on the "vital many" versus the "useful few" problems. a) True b) False

b) False

23) Adhoc teams typically do not have a specific time frame to complete their mission. True or False? a) True b) False

b) False

28) The word "value" in Value Stream Mapping is defined as the activities required to provide a customer with a quality product or service. True or False? a) True b) False

b) False

35) MBF refers to: a) Mitigation By Force b) Management By Fact

b) Management by Fact

29) Level of patient satisfaction is an _____ attribute. a) Nominal b) Ordinal

b) Ordinal

30) ______ are error-prevention techniques. a) MUDA b) POKA-YOKE

b) Poka-Yoke

37) An example of a prevention poka yoke is building a spreadsheet that will not calculate totals until all data has been entered. True or False? a) True b) False

b) false

16) The rating scale used in an FMEA assigns a high number to correspond to higher levels of: a) Customer satisfaction b) Risk c) Team consensus

b) risk

33) A ____________ poka yoke, such as an alarm or flashing light, discovers a defect but does not reduce or prevent the defect from occurring. a) Permanent b) Warning c) Shut down d) Control

b) warning

Exponential probability distribution is a _____ distribution

b. continuous

_________ is used to test if the variances (or standard deviation) of three or more samples are equal when data are normally distributed

bartlett

50) Which item listed is not part of a team charter? a) Team sponsor b) Tasks/objectives c) Analysis tools d) Boundaries e) Resources

c) Analysis tools

40) Pareto charts are always: a) Line charts b) Pie charts c) Bar charts d) Venn diagrams

c) Bar charts

39) The most effective ways to assess control plan effectiveness are: a) Dashboard or scorecard metric performance b) Audits of the control system c) Both A and B

c) Both A and B

Reliable data is needed to: a) Establish a baseline against which improvements will be measured b) Measure progress c) Both a and b

c) Both a and b

20) Another name for a fishbone diagram is: a) Pareto diagram b) FMEA c) Cause and effect diagram d) QFD

c) Cause and effect diagram

41) ___________data yields the most reliable information. a) Discrete b) Nominal c) Continuous d) Ordinal

c) Continuous

2) Where do the process steps come from on an FMEA form? a) Process Map b) Project Plan c) Control Plan

c) Control Plan

Which one of these is not part of the five stages of team development? a) Forming b) Storming c) Deforming

c) Deforming

43) Which one of these is not a decision-making tool? a) Brainstorming b) NGT (Nominal Group Techniques) c) MORE (Motivate, Operate, Review, Evaluate) d) PIN (Positive, Interesting, Negative) e) Consensus

c) MORE (Motivate, Operate, Review, Evaluate)

48) Multivoting is another name for: a) Brainstorming b) PIN (positive, interesting, negative) c) NGT (nominal group technique)

c) NGT (nominal group technique)

27) The "P" in SIPOC refers to: ______ . a) Product b) People c) Process

c) Process

47) __________ links the average inventory, average throughput, and average flow time of customers in a process. a) Pareto Chart b) Little's Law c) Swimlane Chart d) FMEA

c) Swimlane Chart

12) Measurement bias is: a) A gauge of how accurate your measurements are through the expected range of measurements b) A measure of variation obtained when one observer uses the same method to repeatedly measure the same object c) The difference between the observed average reading and the reference value d) The distribution of measurements for both the variation in the data and the average over time

c) The difference between the observed average reading and the reference value

22) Which measurement process aspect is not assessed by MSA? a) Accuracy b) Precision c) Viability d) Variability

c) Viability

38) When collecting data for a MSA, it is important that the data is collected independently and in _______ order. a) Series b) Sequential c) Random d) Successive

c) random

89. _______ is more appropriate to analyze processes that involve a team of participants executing the process in close coordination. (A) Time-Function Chart (B) Activity/Gang Chart (C) SIPOC

(B) Activity/Gang Chart

61. The risk priority index (RPN) for Cause I is ______. (A) 216 (B) 20 (C) (9 + 3) / 8

(A) 216

Jack Smith, an education policy researcher wants to know if kids from single-parent homes drop out of high school at rate faster than kids from two-parent homes. He collects information displayed in the following table. Answer the next three questions for this problem: 95. What is the Expected Frequency for Single-Parent Home Kids Dropping Out? (A) 500 (B) 400 (C) 600 (D) None of A,B,C

(A) 500

93. Normal distribution is a _____________ probability distribution. (A) Continuous (B) Discrete

(A) Continuous

51. __________ is a technique for understanding the relationship between many continuous input variables of a process and one continuous outcome variable. (A) Multiple Regression (B) Scatter Plot (C) MANOVA

(A) Multiple Regression

80. Which of the following techniques will you choose to compare the average starting salaries of graduates from the following five different majors: Biology, Chemical Engineering, GSCOM, English? (A) One-Factor ANOVA (B) t-test (C) Chi-Square (D) Logistic Regression

(A) One-Factor ANOVA

72. Red Tags are used in the ____ step of 5-S initiative. (A) Sort (B) Store or Set (C) Shine (D) Standardize (E) Sustain

(A) Sort

55. The overall capacity of a process is limited by the capacity of the bottleneck resource in the process. (A) True (B) False

(A) True

63. Cause I should be considered more important for quality than Cause II. (A) True (B) False

(A) True

70. np-chart assumes constant sample size. (A) True (B) False

(A) True

71. C-chart assumes constant sample size. (A) True (B) False

(A) True

82. A process with Cp and Cpk of 0.67 produces higher defects than a process with Cp and Cpk of 1.0 (A) True (B) False

(A) True

83. In a hospital the chief metric of outcome is the length of stay. Richland Hospital measured it LOS for heart patients and pneumonia patients. If the LOS > 10 days, it is defined as a defect. Let us say the sigma level for pneumonia patients = 4.5; and sigma-level for heart patients is 2.0. Then is the following statement True or False? A typical heart patient spends more time in the hospital than a typical pneumonia patient. (A) True (B) False

(A) True

88. Cp reflects how the variability of a process fares vis-à-vis the customer specification allowance of US minus LS, whereas Cpk reflects how well-centered the process is with respect to that allowance. (A) True (B) False

(A) True

64. Consider the following data conducted by Columbia Restaurants Association on customer wait times at various fast food restaurants (minutes). We own two restaurants: one in Vista and one in Five-Points, and following are results for the two locations: Vista: Median = 10; 25th percentile = 7; 75th percentile = 12 Five-Points: Median = 7; 25th percentile = 4; 75th percentile = 13 Which restaurant should you visit if you want a more predictable service (measured by wait time)? (A) Vista (B) Five-Point (C) Indifferent

(A) Vista

96. If Observed Chi-Square Statistic for this problem is: 8.5; and Critical Chi-Square for 95% confidence is 3.84; then (A) We can say with 95% confidence that there is a statistically significant relationship between number of parents in a home and dropout status of the student. (B) We cannot say with 95% confidence that there is a statistically significant relationship between number of parents in a home and dropout status of the student.

(A) We can say with 95% confidence that there is a statistically significant relationship between number of parents in a home and dropout status of the student.

60. Customers at a particular Taco Bell location have been complaining that they are shortchanged on the amount of beans actually filled in the burritos (sometimes as low as 3 ozs). Taco Bell has a standard which says each burrito must have an average 8 oz beans with an upper and lower control limit of 6 and 11 ozs. Which control chart(s) would you develop for tracking the variation in amount of beans filled at this location? (A) X-bar and R-Charts (B) C-Chart (C) P-Chart

(A) X-bar and R-Charts

90. You are the Director of Emergency Department at Poorland Hospital. There are three major sequential steps in the process. Registration, Exam, Prescription. The capacities are given below: Registration (by Clerks) Perform Exam (by Doctors) Fill Prescription (by Nurses) 25 patients per hour 10 patients per hour 15 patients per hour Patients come to the ED at the rate of 20 patients/hour. What is the capacity of the process? (A) 20 patients per hour (B) 10 patients per hour (C) 15 patients per hour (D) 45 patients per hour

(B) 10 patients per hour

62. The risk priority index (RPN) for Cause II is ______. (A) 18 (B) 196 (C) (4 + 7) / 7

(B) 196

97. How many Defect Opportunities exist in any one apartment (Defect Opportunities per Unit)? (A) 7 (B) 50 (C) 1,000 (D) None of A, B, C

(B) 50

11) The Pareto chart is based upon the Pareto principle or 80:20 rule. The rule states that 80% of the results come from 20% of the process issues. a) True b) False

a) True

15) All projects and initiatives need to be chartered, whether it's a short cycle quick hit or a complex, multi-layered improvement. a) True b) False

a) True

17) Secondary research refers to information available in the public domain/internet. a) True b) False

a) True

24) In an MBF, anti-y's are also known as secondary metrics that can be adversely affected by the primary metric. a) True b) False

a) True

8) Internal benchmarking is based on best demonstrated practices within other parts of the firm. a) True b) False

a) True

9) When calculating a Risk Priority Number, a high rating on the detectability rating scale means the current process controls are not likely to detect the potential cause or failure mode. a) True b) False

a) True

32) Fishbone diagrams organize and visualize possible relationships between factors that affect a problem. True or False? a) True b) False

a) true

34) No improvement work should be initiated until a baseline is established. True or False? a) True b) False

a) true

Benchmarks can be used to set goals for improvement. a) True b) False

a) true