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This set of Total Quality Management TQM Multiple Choice Questions & Answers (MCQs) focuses on Total Quality Management Set 7

Q1 | The x bar chart monitors:
  • Between sample variability
  • Within sample variability
  • Instantaneous variability
  • Natural variability
Q2 | In case someone is interested in process standard deviation, he should construct the______________ chart.
  • X bar
  • R chart
  • S chart
  • None of the above
Q3 | If data for MR chat shows non-normality, it is better to determine the control limits for theindividuals control chart based on the ______________ of the correct underlying distribution.
  • Percentage
  • Percentiles
  • Rank
  • Mean
Q4 | A sample of size 10 contains 50 non-conformities. The average number of non-conformitiesis:
  • 7
  • 4
  • 5 (50/10 i.e. total non-conformities/sample size)
  • 1
Q5 | When the number of defects is low, which of the following is true:
  • We should use c or u chart
  • Most samples will have non-zero defects
  • Create a time between occurrence control chart
  • None of the above
Q6 | Bias reflects the:
  • The differences in observed accuracy and/or precision experienced over the range of measurements made by the system.
  • The difference between observed measurements and a "true" value obtained from a master or gold standard
  • Different levels of variability in different operating regimes, resulting from warm-up effects, environmental factors, inconsistent operator performance
  • None of the above
Q7 | If variability of a product decreases, its quality ______________
  • remains unchanged
  • decreases
  • increases
  • may increase or decrease
Q8 | The focal point of all quality control should be:
  • Price focus
  • Cost Focus
  • Customer Focus
  • Manufacturing Focus
Q9 | The key process input variables (KPIV) and key process output variables are developedduring the ______________ phase.
  • Define
  • Analyze
  • Measure
  • Improve
Q10 | An unbiased dice is rolled once. The probability of getting a number greater than 4 is:
  • ¼
  • 1/6
  • ½
  • 1/3
Q11 | Which of the following statement is false:
  • Important step of strategic quality management is identification of those dimensions in which the organization will compete
  • Selection of suppliers should be based on quality, schedule, and cost, rather than on cost alone
  • All of the individuals in the organization must have an understanding of the basic tools of quality improvement
  • Manufacturing Unit should be the unit focusing on Quality Improvement among all units in an organization
Q12 | Cause and Effect Diagram can be used in the ____ and ____ step of DMAIC.
  • Define, Measure
  • Analyze, Control
  • Analyze, Improve
  • Define, Improve
Q13 | Which of the following is false regarding when acceptance sampling is useful:
  • When testing is destructive
  • When 100% inspection cost is very low
  • When there are potentially serious product liability risk
  • When 100% inspection is not technically feasible
Q14 | Let p0 be the incoming fraction defective and p1 be the outgoing fraction defective(Assume both p1 and p0 is greater than 0). If rectifying inspection is performed then:
  • P0
  • P1
  • None of the above
  • Cannot be determined
Q15 | A company wants to measure the length of a fan as a part of its quality control exercise. Thetype of data collected will be:
  • Variable
  • Attribute
  • Cannot be determined
  • None of the above
Q16 | If only ______________ causes of variation are present, the output of a process forms adistribution that is table over time and is predictable.
  • Assignable
  • Non-Random
  • Natural
  • Cannot be said
Q17 | For an x bar chart, β risk can be defined as:
  • The probability of detecting the shift in process mean from μo (in control value) to μ1
  • The probability of not detecting the shift in process mean from μ0 (in control value) to μ1
  • The probability of detecting the shift in process range from μ0 (in control value) to μ1
  • The probability of not detecting the shift in process range from μ0 (in control value) to μ1
Q18 | Consider that for a process s bar (average standard deviation of 50 samples each of size 4) is found to be 10.04. The value of c4 (corresponding to sample size of .4) is .92. What is the estimated value of process standard deviation?
  • 10.91 (s bar/ c4 is an unbiased estimator of standard deviation)
  • 11.89
  • 12.67
  • 9.67
Q19 | The basic assumption of calculating the control limits based on average sample size (for a pchart) will ______________ from/as those previously observed.
  • Greatly differ
  • Will be exactly the same
  • Not greatly differ
  • None of the above
Q20 | The g chart is the control chart for:
  • Average number of events
  • Total number of events
  • Mean number of events
  • None of the above
Q21 | Attribute charts may be used when:
  • Several characteristics can be jointly measured
  • When one particular quality characteristic is of importance
  • Specific information like process mean is required
  • None of the above
Q22 | The thickness of the blade of a fan is specified to lie between 4 cm and 6 cm. The length of the blades must lie between 10 cm and 20 cm. A fan blade randomly selected from a sample of 100 blades has a thickness of 5cm and a length of 21cm. The number of defect(s) the blade has is ______________.
  • One
  • Two
  • There is no defect
  • Three
Q23 | The probability of getting a multiple of 2 on throwing a dice once is:
  • 1/6
  • ¼
  • ½
  • 1/3
Q24 | Inspection of incoming/outgoing items is an example of ______________.
  • Prevention Cost
  • Appraisal Cost
  • Internal Failure Cost
  • External Failure Cost
Q25 | Four basic characteristics of an optimal process are:
  • Economy, efficiency, control, quality
  • Quality, Improvement, efficiency, productivity
  • Economy, efficiency, productivity, cost
  • Economy, efficiency, productivity, quality