1. Which cost reduces after Six Sigma implementation?

2. Goal: “Improve quality significantly.” This lacks

3. A project reduces changeover time but increases scrap rate slightly. Which metric failed to be monitored properly?

4. A problem statement must include which combination?

5. A project reduces defect rate by 1% but saves ₹5Cr annually. It should be prioritized based on

6. Financial benefit must be validated by

7. Cycle time = 65 sec while takt time = 50 sec. This indicates

8. If Customer Demand = 2400 units/month and available time is 25 working days running 3 shifts each of 8 hours. There are 30 minutes break in each shift. Takt time is

9. A process produces 25 defects in 5,000 units. Each unit has 4 opportunities. What is DPMO?

10. Reducing defect rate from 8% to 3% is

11. Goal statement must include baseline and

12. Reduce cycle time but quality drops. Which metric failed?

13. Inventory between processes primarily increases

14. Reducing lead time improves customer satisfaction but reduces profit margin. Conflict is between

15. If DPMO is 3.4, the process sigma level is approximately

16. Mean = 100, SD = 5. What is Z for 90?

17. Cable diameter measured in mm is

18. Cp uses ______ variation

19. Sample size = 5 per subgroup, continuous data. Chart?

20. In 10,000 cables, 120 defects are found. Each cable has 4 CTQs. What is DPMO?

21. Preventing future penalty of ₹10L is

22. Cp < 1 indicates

23. If defect rate = 0.002 (0.2%), DPMO equals

24. 200 defects in 25,000 units, 4 opportunities each. DPMO?

25. If reproducibility high but repeatability low, action should focus on

26. 10 defects in 2000 units, 2 opportunities each. DPMO?

27. Individual measurements over time require

28. NDC should be at least

29. Data cannot be negative and right skewed. Distribution?

30. Repeatability refers to variation due to

31. Dashboards mainly support

32. In Visial Management, Visual boards improve

33. Process in control but customer complaints high indicates

34. When sample size varies and counting defects per unit

35. Counting number of defects per unit (constant sample size)

36. Mean = 100, MR-bar = 4. Estimate σ (σ ≈ MR̄ / 1.128)

37. Process can be in control but not capable when

38. If sample size constant and counting defectives, use

39. 7 points trending upward indicates

40. Mean stable but R chart out-of-control. Interpretation?

41. Larger sample size makes CI

42. Reducing α from 0.05 to 0.01 makes test

43. Correlation coefficient range is

44. Cp=1.8, Cpk=1.7, process unstable. First action?

45. USL=120, LSL=100, Mean=110, σ=4. Cpk?

46. Power of test equals

47. In Regression Analysis, R² increases after adding X3 but X3 p-value >0.05. Action?

48. 95% confidence corresponds to α (alpha level) =

49. Comparing two means (small sample, unknown σ)

50. R² = 0.64 means

51. R² = 0.81 between extrusion temp and thickness variation. What does this imply?

52. Equal means but unequal variances violate

53. Severity = 8, Occurrence = 5, Detection = 4. RPN equals

54. In Regression Analysis, VIF high indicates

55. Scatter Plot used to study

56. Response increases with higher temp but decreases after threshold. This suggests

57. 4 factors at 2 levels, fractional ½ design requires runs

58. In DOE, Main effect measures

59. In Full Factorial DOE – 2³ Design, Number of runs required

60. First step in 5S

61. In DOE 2⁴ Full Factorial, Number of runs required

62. Scrap reduced from 6% to 3% on ₹5Cr production. Annual saving?

63. Pull system primarily reduces

64. Takt mismatch across stations causes

65. Changeover reduced by 40 min, 5 changeovers/day, ₹500/min opportunity cost. Daily saving?

66. In Full Factorial DOE, 2 factors at 2 levels requires

67. In DOE, Significant p-value for factor A means

68. Reducing batch size mainly reduces

69. SMED primarily reduces

70. If detection improved but occurrence high, long-term risk remains due to

71. Lean without Six Sigma may improve speed but risk

72. Jumping to Improve before validating X’s causes

73. Skipping Measure and directly analyzing leads to

74. Lean reduces waste, Six Sigma reduces

75. Sponsor approval ensures