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Six Sigma ICGB Practice Test - Questions Answers, Page 2

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Use of the ________ approach is the most classic arrangement when constructing a Fishbone Diagram.
Due to excessive pollution, GREEN Solutions Inc. is considering subsidizing public transportation to work for its employees. According to the manager it takes an average weekday commute of 39 minutes with a Standard Deviation of 7 minutes for the employees to get to work while they use their personal vehicles for their office commute while the management set a policy of not more than 40 minutes for their daily one-way commute. A survey conducted one day on 70 employees showed an average of 34 minutes commuting time using the metro public transportation system with a Standard Deviation of 21 minutes. Assuming a Normal Distribution for the commute times by either personal or public transportation, which of these is true?
A 1-Sample t-test is used to compare an expected population Mean to a target.
Hypothesis Testing can help avoid high costs of experimental efforts by using existing data.
The very best way to begin an effort to map a process is to do which of these?
The following Business Case is constructed properly. ''In business unit A there are too many flashlight returns and flashlight sales have decreased by 25 percent.''
The use of station warning lights, tool boards and jidohka devices in the application of Lean accomplish which of these principles?
If the data displayed in a Histogram displays two peaks the distribution would likely be _____________.
The X-Y Diagram is a tool used to identify/collate potential X's and assess their relative impact on multiple Y's.
The purpose of a Process Map is to identify the complexity of the process and to record all actions and decision points in the process.

Question 11

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It is a Type I error if we reject the Null Hypothesis when it is actually true.

True
True
False
False
Suggested answer: A
asked 23/09/2024
Miles Greenyer
38 questions

Question 12

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Inferential Statistics is largely about Significance. There are both Practical and _______________ Significance to consider during an analysis of data in a Lean Six Sigma project.

Problematic
Problematic
Impractical
Impractical
Usable
Usable
Statistical
Statistical
Suggested answer: D
asked 23/09/2024
Gudni Hauksson
42 questions

Question 13

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Having an Alpha of .05 and a Beta of .10 are the most common risk levels when running a Statistical test.

True
True
False
False
Suggested answer: A
asked 23/09/2024
Christopher Dawe
41 questions

Question 14

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The Alpha level of a test (level of significance) represents the yardstick against which P-values are measured and the Null Hypothesis is rejected if the P-value is which of these?

Less than the Alpha level.
Less than the Alpha level.
Greater than the Alpha level.
Greater than the Alpha level.
Greater than the Beta and Alpha level.
Greater than the Beta and Alpha level.
Less than one minus Alpha.
Less than one minus Alpha.
Less than the power of one minus Beta.
Less than the power of one minus Beta.
Suggested answer: A
asked 23/09/2024
luigi catalano
37 questions

Question 15

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A 1-Sample t-test is used when you want to compare the Median of one distribution to a target value.

True
True
False
False
Suggested answer: B
asked 23/09/2024
Lucia Montero Tejeda
37 questions

Question 16

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Contingency Tables are used to perform which of these functions?

Illustrate one-tail proportions
Illustrate one-tail proportions
Analyze the 'what if' scenario
Analyze the 'what if' scenario
Contrast the Outliers under the tail
Contrast the Outliers under the tail
Compare more than two sample proportions with each other
Compare more than two sample proportions with each other
Suggested answer: D
asked 23/09/2024
Alfredo Gonzalez
34 questions

Question 17

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For the data shown here a Belt suspects the three grades are supplying the same results.

Six Sigma ICGB image Question 17 72612 09232024004316000000

Which statement(s) are true for proper Hypothesis Testing?

The most appropriate Central Tendency to test is the Means
The most appropriate Central Tendency to test is the Means
An appropriate test to test Central Tendency is the Levene's test
An appropriate test to test Central Tendency is the Levene's test
An appropriate test to test Central Tendency is the ANOVA test
An appropriate test to test Central Tendency is the ANOVA test
An appropriate test to test Central Tendency is the Mood's Median test
An appropriate test to test Central Tendency is the Mood's Median test
Suggested answer: D
asked 23/09/2024
Tom Säll
32 questions

Question 18

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A Six Sigma tool that helps to screen factors by using graphical techniques to logically subgroup multiple discrete X's plotted against a continuous Y is known as a ________________________Chart.

SIPOC
SIPOC
Multi-Vari
Multi-Vari
Box Plot
Box Plot
Whisker
Whisker
Suggested answer: B
asked 23/09/2024
Sarath Ganaparthi
43 questions

Question 19

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A primary benefit of using a Multi-Vari Chart is it provides a visual presentation of two-way interactions.

True
True
False
False
Suggested answer: A
asked 23/09/2024
Bill May
45 questions

Question 20

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Skewed, or Mixed, Distributions occur when data comes from several sources that are supposed to be the same yet are not.

True
True
False
False
Suggested answer: A
asked 23/09/2024
Leandro Ruwer
46 questions
Total 200 questions
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