CLSSGB GAQM Exam Questions and Free Practice Test

Question 19

According to a 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. If the Standard Deviation is uncontrollable then the other option to increase the probability of coming in on time via personal vehicles to work could be __________ ?

A. Increase the average time of commute

B. Maintain the average time of commute and change route to work

C. Reduce average commute time to work by departing earlier

D. Change policy at work and request for flexible times based on location

Correct Answer:C

Question 20

The difference between the largest observation and the smallest observation in the data set is known as the __________.

A. Breadth

B. Range

C. Spread

D. Median

Correct Answer:B

Question 21

A 1-Sample t-test is used to compare an expected population Mean to a target.

A. True

B. False

Correct Answer:A

Question 22

Contingency Tables are used to do which of these? (Note: There are 2 correct answers).

A. Illustrate one-tail proportions.

B. Compare more than two sample proportions with each other.

C. Contrast the Outliers under the tail.

D. Analyze the "what if" scenario.

E. Applicable to data that is Attribute in nature

Correct Answer:BE

Question 23

Nominal Scale data consists of names, labels or categories and cannot be arranged in any mathematical ordering scheme. Complex arithmetic functions cannot be easily applied to Nominal Data:

A. True

B. False

Correct Answer:A

Question 24

Voice of the Customer is a Lean Six Sigma technique to determine __________ attributes of a product or service.

A. At least 6

B. The profitable

C. Critical-to-Quality

D. The majority of the

Correct Answer:C

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