Machines A and B have been showing disparate efficiency and defects per unit rate despite similar variation in quality at purchase time. If the mean squares between the 2 machines is 250 and the mean square from each machine 100, what is the value of...
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December 27, 2021 admin
Certification Exams Questions, LSSBB/ Lean Six Sigma Black Belt
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OPTIONS Multiple regression ANOVA Paired-difference testS Z-test ANSWER ANOVA EXPLANATION ANOVA is a statistical test that evaluates the difference among means of three or more samples. In this example , each of the eight tyres could be tested and the average expected mileage is recorded....
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December 27, 2021 admin
Certification Exams Questions, LSSBB/ Lean Six Sigma Black Belt
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OPTIONS Non-response error Confidence interval Lazy consumer error Mailing error ANSWER Non-response error EXPLANATION Since 94% of the customers have not responded to the surveys, it is termed as non-response error.
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December 27, 2021 admin
Certification Exams Questions, LSSBB/ Lean Six Sigma Black Belt
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OPTIONS 1.33 standard deviation 1.67 standard deviation 1.96 standard deviation 2.67 standard deviation ANSWER 1.33 standard deviation EXPLANATION The interquartile range of a normal distribution is 1.33 standard deviations.
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December 27, 2021 admin
Certification Exams Questions, LSSBB/ Lean Six Sigma Black Belt
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OPTIONS Sigma Standard deviation Sum of squares Sum of rectangles ANSWER Standard deviation EXPLANATION In standard deviation calculations, “s” stands for standard deviation.
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December 27, 2021 admin
Certification Exams Questions, LSSBB/ Lean Six Sigma Black Belt
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OPTIONS F-test Tukey Kramer Levene test for homogeneity of variance Tukey multiple comparison ANSWER Tukey multiple comparison EXPLANATION Tukey Multiple Comparison is not a one-way analysis of variance.
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December 27, 2021 admin
Certification Exams Questions, LSSBB/ Lean Six Sigma Black Belt
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OPTIONS Only blind attendants are used. Special types of blinds are used. Samples are kept confidential from customers. Samples are kept confidential from testers. ANSWER Samples are kept confidential from testers. EXPLANATION Double blind experimental design means that the samples are kept confidential from testers.
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December 27, 2021 admin
Certification Exams Questions, LSSBB/ Lean Six Sigma Black Belt
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OPTIONS Capability-requirement analysis FMEA analysis Capability-complexity analysis CandE analysis ANSWER Capability-complexity analysis EXPLANATION Capability-Complexity Analysis is used.
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December 27, 2021 admin
Certification Exams Questions, LSSBB/ Lean Six Sigma Black Belt
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OPTIONS component costs assembly costs shipping costs loan refinancing costs ANSWER loan refinancing costs EXPLANATION CTP factors are factors that influence the costs of a process. In this example, component cost, assembly cost, and shipping cost are all CTP costs. The loan refinancing cost is...
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December 27, 2021 admin
CSM - Certified Scrum Master
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OPTIONS 2.944 3.66 3.287 5 ANSWER 3.66 EXPLANATION This is a case of u-chart (count defects and sub-group size may not be constant) u-bar = 1.84 n = 5 UCL = u-bar + 3 * SQRT (u-bar/n) UCL = 1.84 + 3 * SQRT (1.84/5)...
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December 27, 2021 admin
Certification Exams Questions, LSSBB/ Lean Six Sigma Black Belt
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