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1. The two types of data that are to be used in Statistical Analysis are Attribute and Variance.

2. Which statement(s) are correct about the Regression shown here? (Note: There are 2 correct answers).

3. A Belt rearranged the location of the parts inventory for a rework station locating the most often used parts to be within hand reach of the repair person. This rearrangement resulted in quicker repair times by eliminating one of seven major elements of waste which is the Waste of __________.

4. A Non-parametric Test should be used if just one distribution is not Normal out of the two or more gathered.

5. Production Line 1 is able to complete 500 units per shift. Production Line 2 is able to finish 1,500 units per shift. Production Line 2 is 3 times faster than Production Line 1. This analysis is an example of ______________ Scale Data.

6. Time is always the metric on the horizontal scale of a(n) ___________ Chart.

7. Fractional Factorial, ____________and Response Surface Method are types of planned experiments.

8. An operator checks that all boxes being packed contain enough products to fill the box. However, each box getting filled has a different number of products in it. This is a Reproducibility problem, not a Repeatability problem.

9. The _______ is the most frequently occurring value in a distribution of data.

10. A fundamental rule is that both Standard Deviation and Variance can be added.

11. For Attribute Data, Process Capability is defined as the average proportion of nonconforming products.

12. One of the foundations of Lean Six Sigma is the concept that the output of a process (Y) is influenced by the process inputs (X’s) and is commonly shown as which formula?

13. Which statement(s) are incorrect about Fractional Factorial Designs?

14. A Belt working in a supply chain environment has to make a decision to change suppliers of critical raw materials for a new product upgrade. The purchasing manager is depending on the Belt’s effort requiring that the average cost of an internal critical raw material component be less than or equal to $4,200 in order to stay within budget. Using a sample of 35 first article components, a Mean of the new product upgrade price of $4,060, and a Standard Deviation of $98 was estimated.

The Alternative Hypothesis in the above example is?

15. Following the completion of a LSS project the Belt not only creates a Control Plan he also develops a _____________ so those involved in the process know what to do when the critical metrics move out of spec.

16. Data that can be measured on a continuum and has meaningful decimal subdivisions are __________ data.

17. When a Belt creates a Process Map she will use a __________________ to depict a decision point requiring a Yes or No decision.

18. Which statement is most correct for the Regression Analysis shown here?

19. A Lean Six Sigma project is attempting to reduce inventory days. The Process Capability will be monitored as part of the Control Phase to track the sustainability of the improvement.





Which distribution type is best used for performing the Capability Analysis?

20. For the data shown here which statement(s) are true? (Note: There are 2 correct answers).

21. For the data set shown here which of these statements is/are true?

22. The most appropriate type of FMEA for a product before going into manufacturing is a ___________ FMEA.

23. Following process modifications, the Null Hypothesis states that no improvement to the process has occurred. If we discover the Null Hypothesis Test was rejected when it was false that would be a(n) ________________________.

24. Situations where standardized work needs to be incorporated include all of these except _____________________.

25. A ___________ problem in the Measurement System suggests that there is a lack of consistency in the measurement over time.

26. Fractional Factorial designs are used to reduce the ____________ because the number of runs has been lowered.

27. Which Experimental Design typically is most associated with the fewest number of input variables or factors in the design?

28. Much of the Six Sigma methodology is used to identify and remove causes for _____________ .

29. Measurement __________ is defined as the difference between the observed and the expected values for a given set of data.

30. Calculate the Rolled Throughput Yield of this process using this data.

Data: unit input: 1215, unit output: 1180, defects repaired: 184, scrap: 42

31. A valid Multiple Linear Regression (MLR) is characterized by all of these except _______________________.

32. The Lean toolbox includes all of the following items except __________.

33. Relative to a Design of Experiments the term Collinear refers to variables being a ________________ of each other.

34. It would be more likely than not for a Belt conducting a Regression Analysis to find that the _______________________.

35. For a Normal Distribution as samples size increases the Range in Mean and Standard Deviation decrease relative to the Mean and Standard Deviation of the population.

36. Customers make their decisions based on Features, Integrity (of the seller) Delivery and ___________?

37. SPC Charts are used extensively in different business and decision-making environments. In this example a vendor is being selected based on speed of delivery.

Which of the conclusions would help you pick a vendor for your needs regarding lead-time of delivery from your vendors? (Note: There are 4 correct answers).

38. Appropriate measures means that measurements are ______________.

39. How many experimental runs exist in a Full Factorial and fully randomized design for 4 factors with 2 replicates for the Corner Points and no Center Points? The factors in the experiment are only at 2-levels.

40. The two types of data that can be used in Statistical Analysis are Attribute and Variable.

41. Which statement(s) are incorrect for the Regression Analysis shown here? (Note: There are 2 correct answers).

42. Calculate the Rolled Throughput Yield of this process using this data.

Data. unit input: 1450, unit output: 1390, defects repaired. 320, scrap: 60

43. A statistical test or Hypothesis Test is performed to reject or fail to reject a stated hypothesis and it converts the Practical Problem into a Statistical Problem.

44. A Belt working in a supply chain environment has to make a decision to change suppliers of critical raw materials for a new product upgrade. The purchasing manager is depending on the Belt’s effort requiring that the average cost of an internal critical raw material component be less than or equal to $3,600 in order to stay within budget. Using a sample of 42 first article components, a Mean of the new product upgrade price of $3,200 and a Standard Deviation of $180 was estimated.

Based on the data provided, the Z value for the data assuming a Normal Distribution is?

45. When conducting a Hypothesis Test using Continuous Data the proper sample size is influenced by the extent to which we need to assess a Difference to be detected and the inherent variation in the process.

46. One of the methods of testing a Measurement System is to have at least two people take multiple readings from the same instrument and of the same sample set to judge the Repeatability and Reproducibly. This approach is called a ______________ study.

47. Which Element of Waste best describes "the unnecessary movement of materials and goods"?

48. From the variance F-test shown above, which of these conclusions is/are valid?

49. An operator is measuring the distance between two points.

Which is most likely to be influenced by the operator?

50. Those people who have a interest in the outputs of a process are known as _____________________.

51. A Factorial Experiment based on a Level 2 Design with 4 factors would require 16 runs to fully assess the interactions.

52. Control Charts were developed by Dr. Shewhart to track data over time.

To detect Special Cause variation the Control Charts use which of these?

53. The class score distribution of schools in a metropolitan area is shown here along with an analysis output. Comment on the statistical significance between the Means of the two distributions. Select the most appropriate statement.

54. A(n) ________________ has occurred when two inputs have a greater impact on a change in the output than either of the inputs has by itself.

55. Some of the sources for different types of error that can be quantified using Statistical Analysis are ___________________.

56. The validity of the decision made with Hypothesis Testing is dependent upon all of the following except ______________________.

57. When a Belt implements an improvement that is automated thus requiring no particular understanding for use he has applied which Lean tool?

58. When the Inputs, X’s, for your process are Normally Distributed about the Mean, the Outputs, Y’s, will be Normally Distributed.

59. Fractional Factorial Designs are used to analyze factors to model the output as a function of inputs if Hypothesis Testing in the Analyze Phase was inadequate to sufficiently narrow the factors that significantly impact the output(s).

60. A Belt working in a supply chain environment has to make a decision to change suppliers of critical raw materials for a new product upgrade. The purchasing manager is depending on the Belt’s effort requiring that the average cost of an internal critical raw material component be less than or equal to $2,800 in order to stay within budget. Using a sample of 55 first article components, a Mean of the new product upgrade price of $2,240 and a Standard Deviation of $120 was estimated.

Based on the data provided, the Z value for the data assuming a Normal Distribution is?

61. Handling of warranty returns, process improvement team meetings and rework to meet customer expectations are all examples of business costs that are classified as ___________ .

62. A Full Factorial experiment using a 3 level 3 factor approach has been proposed to test the viability of an extrusion machine experiment.

How many treatment combinations will this approach involve?

63. Which of these might contribute to similar distributions having Unequal Variance?

64. When conducting a Hypothesis Test using Continuous Data the proper sample size is influenced only by the extent to which we need to assess a Difference to be detected but not the inherent variation in the process.

65. Kaizens or Kaikakus and Six Sigma projects are intended to create incremental process improvements versus breakthrough, significant improvements.

66. Handling of warranty returns, process improvement team meetings and rework to meet customer expectations are all examples of business costs that are classified as ________________ .

67. When one speaks of 20% of something contributing 80% of the affect they are referring to what is known as the _________________.

68. Common and Special Cause ______________ are the focus of Statistical Process Control.

69. Sally bought a blender from her local appliance store. When she changed blades the blender would not function.

For the manufacturer this would be categorized as what type of cost?

70. The Hardware Store ordered ten lawn mower from the manufacturer and just before shipping the manufacturer found one to have a motor that wouldn’t start.

For the manufacturer this would be categorized as what type of cost?

71. Range Charts are the technique used to determine if ______________ are occurring within the subgroups of the SPC Charts.

72. Common and ______________ Cause Variation are the focus of Statistical Process Control.

73. The Mann-Whitney test is a powerful test and is unique to situations from which of the choices listed? (Note: There are 2 correct answers).

74. A ___________ is used primarily to track the stability of the average value of a metric of interest.

75. If the production is for higher volume and monitoring and the Mean and variability is to be monitored for four machines producing product and the characteristic to be monitored is Variable Data, which SPC Chart is best to be selected?

76. Appropriate measures means that measurements are ______________.

77. An operator is measuring the distance between two points.

Which is most likely to be influenced by the operator?

78. In a Fishbone Diagram the 6M’s stand for Methods, Measurements, Machine, Man, Mother Nature and ____________ .

79. To be an effective Lean Six Sigma practitioner one must understand the difference between ___________________________.

80. When doing Hypothesis Testing on Non-normal data Belts will use a ________________ to compare more than two sample proportions to each other.

81. Fractional Factorial designs are used to reduce the time and cost of experiments because the ____________ has been lowered.

82. Sally and Sara sell flower pots at their garage sale. Martha motivates Rose mentioning that they will sell a minimum of 16 pots per day if the outside temperature exceeds 60o F. From a sample, whose population is assumed to follow a Normal Distribution, taken for 30 days at 60 degrees or more an average of 15.2 pots per day were sold with a Standard Deviation of 0.6 pots.

What is the Z value for this sales process?

83. What aspects of Measurement Systems Analysis (MSA) studies are applicable when the process used to measure does not damage the part?

84. Measurement __________ is defined as the difference between the observed and the expected values for a given set of data.

85. The English words used for the 5S’s are Sorting, Straightening, _____________ , __________ and Sustaining. (Note: There are 2 correct answers).

86. All the data points that represent the total set of information of interest is called the ________________ .

87. Which statement(s) are incorrect about Fractional Factorial Designs?

88. One of the primary deliverables from performing a SIPOC is to begin to understand which inputs have the greatest affect on the ______________ outputs.

89. Review the analysis shown here.





Which statements are true about the process? (Note: There are 3 correct answers).

90. With Measurement System Analysis we are concerned with two issues that impact the potential variability of the data. They are ____________ and Accuracy.