1. (Quiz 1) 1. For companies to attract and retain their B
best customers they need a complete portrait of who
they are. To develop this portrait companies turn to...
A) Statistics
B) Analytics
C) Management Science
D) Histograms
2. (Quiz 1) 2. A manufacturer wants to maximize their fac- C
tory output while specifically minimizing labor costs.
What type of analytics might they employ to achieve
this goal?
A) Descriptive Analytics
B) Predictive Analytics
C) Prescriptive Analytics
D) Diagnostic Analytics
3. (Quiz 1) 3. What type of data error that occurs in mea- D
surement is constant within a data set and is some-
times caused by faulty equipment or bias?
A) Random
B) Omission
C) Outlier
D) Systematic
4. (Quiz 1) 4. An Educator develops a new standardized C
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, what type of error
might be found in her data?
, WGU C207 Data Driven Decision Making Quizzes
A) Omission Error
B) Systematic Error
C) Measurement Bias
D) Information Bias
5. (Quiz 1) 5. A city government is trying to determine B
the national origins of its recent immigrant population.
If a survey of the immigrant population is conducted
in English what type of error might be present in the
data?
A) Random
B) Omission
C) Outlier
D) Accuracy
6. (Quiz 1) 6. The use of Big Data is increasingly important D
to businesses in competitive markets. Which of the
following characteristics is NOT true of big data?
A) Requires the use of analytics
B) Contains structured data
C) Contains unstructured data
D) Can be analyzed with traditional spreadsheets
7. (Quiz 1) 7. The Davenport-Kim three-stage model con- A & C
sists 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
, WGU C207 Data Driven Decision Making Quizzes
C) Review of previous findings
D) Presenting a recommendation
8. (Quiz 1) 8. A healthcare provider is researching blood A & D
glucose levels before and after exercising. What two
elements should be part of any experimental study
such as this?
A) Treatment procedures
B) Patient observation
C) Statistical validity
D) Experimental response
9. (Quiz 1) 9. Runners cover 26.2 miles in the Olympics D
marathon. What level of measurement is this?
A) Nominal
B) Ordinal
C) Interval
D) Ratio
10. (Quiz 1) 10. What level of measurement is the type of A
cars produced in Ford factory?
A) Nominal
B) Ordinal
C) Interval
D) Ratio
11. (Quiz 1) 11. What level of measurement is this the 10 B
best cities in the U.S. to retire in?
A) Nominal