VPC2Data-Driven Decision MakingC207 (Data-Driven-Decision-Making) Free Practice Test

Question 1

Why are experiments conducted using random sample populations?

A. Because entire population data have too many outliers.

B. Because the software to analyze entire populations is expensive.

C. Because studying an entire population is difficult and impractical.

D. Because random sample populations ensure bias elimination.

Correct Answer: C

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Question 2

A hospital is restructuring its business and administrative functions.
Which component of service delivery could be analyzed with a data analytics approach to help determine whether the hospital is adequately staffed for each shift?

A. Patient satisfaction levels

B. Staff productivity levels

C. Patient-to-staff ratios

D. Staff education levels

Correct Answer: C

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Question 3

What is the primary goal of Six Sigma?

A. Demonstrating strong management leadership

B. Furthering a commitment to the SIPOC process

C. Providing collaborative planning, forecasting, and replenishment

D. Fostering a commitment to continuous improvement

Correct Answer: D

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Question 4

The U.S. Postal Service wants to know if local first-class mail is being delivered within two days of postmark.
Which key performance indicator (KPI) should the Postal Service use?

A. Employee morale index

B. On-time performance

C. Customer satisfaction

D. Incentive performance rate

Correct Answer: B

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Question 5

A normally distributed data index of vehicle safety ratings has a mean of 100 and a standard deviation of 15.
What is the probability that a randomly selected vehicle safety score from the data set will be between 85 and
115?

A. 95.4%

B. 68.8%

C. 100%

D. 99.7%

Correct Answer: B

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Question 6

Research data indicate 95% confidence in a study in which subjects who were shown a product advertisement exhibited brand awareness compared to a control group who did not see the advertisement.
What can be concluded from this study?

A. Five percent of the subjects did not like the advertisement.

B. The advertisement was effective in building brand awareness.

C. Ninety-five percent of the subjects liked the brand.

D. The advertisement was effective in increasing sales.

Correct Answer: B

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WGU VPC2Data-Driven Decision MakingC207 (Data-Driven-Decision-Making) Free Practice Test