Exam (elaborations)
D467 EXPLORING DATA EXAM QUESTIONS AND ANSWERS WESTERN GOVERNORS’ UNIVERSITY
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D467 EXPLORING DATA EXAM QUESTIONS AND ANSWERS WESTERN GOVERNORS’ UNIVERSITY
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D467 EXPLORING DATA EXAM QUESTIONS AND ANSWERSWESTERN GOVERNORS’ UNIVERSITY
1. Which decision does an analyst make if they use ex- Which data to use
isting internal data?
2. Which factor helps an analyst add context to open-ac- Knowing how it
cess data? has been generat-
ed
3. An analyst wants to visually represent some of the A visual illustration
information included in a client report. Which descrip- that utilizes circles
tion accurately describes a Venn diagram the analyst to depict relation-
might include? ships between ac-
counts
4. Which question should an analyst ask regarding a Is the sample rep-
concern about collecting primary data? resentative?
5. Which type of quantitative data does an analyst use? Purchasing
amounts
6. Which discrete and quantitative data does an analyst Product sales
use?
7. An analyst needs to format a data set to identify how Ranking a prod-
satisfied customers are with one product category uct as number one
compared to others. compared to oth-
ers
8. An analyst needs to describe subjective measures Qualitative
of characteristics in the fashion industry at a given
moment. Which type of data should this analyst use?
9. How should an analyst address bias in data collec- Recognize and
tion? manage patterns
of thinking
10. Why should an analyst avoid sampling bias in data It misrepresents
collection? the population.
11. What results when an analyst applies sampling bias Favors one out-
to data collection? come
1/8
, 12. How should an analyst fairly represent a population in Include population
data collection? identifiers
13. Which data should an analyst mark as inadequate in Data that rely on
terms of originality in collection? third-party infor-
mation
14. An analyst identifies that people with disabilities tend It is not a repre-
to be excluded from mainstream health research.What sentative sample.
does this indicate to the analyst about the research?
15. What is a benefit of open data to an analyst concerned Credible databas-
with ethics and privacy in data collection? es can be used
more widely.
16. An analyst is working with an external group to collect The names of indi-
information about customer e-commerce purchases viduals should be
on a website. The analyst is concerned about using kept safe.
data ethically and understands that personally identi-
fiable information (PII) is data that is reasonably likely
to identify a person.Which factor should this analyst
consider?
17. What should an analyst consider when accessing Consider the harm
open data to adhere to ethics and privacy standards of using data
in data collection?
18. Which example describes the principle of ownership Participants can
to ethics and privacy in data collection? remove their data
at any time.
19. How should an analyst apply the principle of data By preserving a
privacy in data collection? participant's right
to data
20. What is a consequence of an analyst working in iso- Amplifying or rein-
lation on openness policies for data collection? forcing unfair bias-
es
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