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WGU C207 DATA DRIVEN DECISION MAKING
LATEST 2024-2025 ACTUAL EXAM A, B & C
QUESTIONS AND DETAILED CORRECT
ANSWERS
WGU C207 Data-Driven Decision-Making Final Exam A
- The use of big data is increasingly important to businesses in competitive markets. Which of
the following characteristics is not true of big data?Contains unstructured data
a) Can be analyzed with traditional spreadsheets
b) Requires the use of analytics
c) Contains structured data - ANSWER-a) Can be analyzed with traditional spreadsheets
- The Davenport-Kim three-stage model consists of framing the problem, solving the problem,
and communicating results. Which two of the following are part of framing the problem stage?
a) Determine the scope of the problem
b) Data collection
c) Review of previous findings
d) Presenting a recommendation - ANSWER-a) Determine the scope of the problem
c) Review of previous findings 1 / 4
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- A healthcare provider is researching blood glucose levels before and after exercising. Which
two elements should be part of any experimental study such as this?
a) Treatment procedures
b) Patient observation
c) Statistical validity
d) Experimental response - ANSWER-a) Treatment procedures
d) Experimental response
- Runners cover 26.2 miles in the Olympics marathon. Which level of measurement is this?
a) Ratio
b) Ordinal
c) Nominal
d) Interval - ANSWER-a) Ratio
- Which level of measurement is the type of cars produced in a Ford factory?
a) Nominal
b) Interval
c) Ordinal 2 / 4
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d) Ratio - ANSWER-a) Nominal
6.For companies to attract and retain their best customers, they need a complete portrait of who they are. To develop this portrait companies turn to
- histograms
- analytics
- management science
- statistics - ANSWER-b) analytics
- A manufacturer wants to maximize their factory output while specifically minimizing labor
costs. Which type of analytics might they employ to achieve this goal?
a) Predictive analytics
b) Descriptive analytics
c) Diagnostic analytics
d) Prescriptive analytics - ANSWER-Prescriptive analytics
- Which type of data error that occurs in measurement is constant within a data set and is
sometimes caused by faulty equipment or bias?
a) Omission
b) Random
c) Systematic 3 / 4
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d) Outlier - ANSWER-c) Systematic
- An educator develops a new standardized test to measure math skills of ninth graders. She
has students in her home state of Ohio take the test. If the test is to be used on a national level, which type of error might be found in her data?
a) Systematic error
b) Omission error
c) Information bias
d) Measurement bias - ANSWER-d) Measurement bias
- A city government is trying to determine the national origins of its recent immigrant
population. If a survey of the immigrant population is conducted in English, which type of error might be present in the data?
a) Random
b) Outlier
c) Omission
d) Accuracy - ANSWER-c) Omission
- Which level of measurement is the 10 best cities in the U.S. to retire in?
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