Page 1 of 21
WGU C207 DATA DRIVEN DECISION MAKING EXAM QUESTIONS
WITH VERIFIED ANSWERS
1. A company is trying to increase its online sales revenue by
improving its e-mail advertising campaign for repeat customers as
well as new customers. Which two variables would be used in
determining a campaign to maximize revenue gain?
Choose 2 answers.
□ Spending per purchase
□ Cost per e-mail
□ Number of purchases per e-mail
□ E-mail content
□ Spending per purchase
□ Number of purchases per e-mail
2. Analytics is a broad term that refers to a variety of tools that inform
managerial decisions.
Which term can be used to describe managerial decisions?
O Descriptive
O Pareto chart
O Biased
O Prescriptive
O Prescriptive
3. What are two reasons for the increasing use of analytics in
organizational decision making? Choose 2 answers.
O Higher computer processing power
O Higher cost of obtaining data
O Relatively lower cost of computer storage
O Lower availability of statistical experts
O Higher computer processing power
O Relatively lower cost of computer storage
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4. How does probability theory inform decision-making for managers?
O By quantifying costs
O By quantifying quality
O By quantifying risk
O By quantifying data
O By quantifying risk
5. Which type of data are the Olympic medals of gold, silver, and
bronze examples of?
O Ratio data
O Interval data
O Ordinal data
O Nominal data
O Ordinal data
6. What are two aspects of data quality management? Choose 2
answers
□ It cleans data.
□ It reduces the amount of incomplete data.
□ It calculates spurious data.
□ It monitors data input rates.
□ It cleans data.
□ It reduces the amount of incomplete data.
7. Which two attributes indicate potential data quality issues when
evaluating a set of nominal data? Choose 2 answers.
□ Out-of-range data
□ Missing data
□ Misspelled data
□ Outlier data
□ Missing data
□ Misspelled data
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8. An advertising manager creates a research study by presenting
low, medium, or high frequency of the same ad in matched markets.
The manager then reports on sales in each market location. What is
the term for the different sales in this study?
O Intervention
O Treatment
O Experimental Unit
O Response Variable
O Response Variable
9. A healthcare study follows a particular sample over time to identify
how the health habits of teenagers impact their likelihood of acquiring
various diseases later in their life. The healthcare organization hopes
this data will allow them to create early prevention programs.
Which type of research design does this study describe?
O Systematic study
O Cohort study
O Double-blind study
O Experimental study
O Cohort study
10. Several missing values in a particular field in a dataset were
observed. The likelihood of a record having a missing value is
correlated to another variable in the dataset. Which two types of error
might be introduced into the dataset if the removed record included
missing values?
Choose 2 answers.
O Typographical error
O Random error
O Systematic error
O Omission error
O Systematic error
O Omission error
WGU C207 DATA DRIVEN DECISION MAKING EXAM QUESTIONS
WITH VERIFIED ANSWERS
1. A company is trying to increase its online sales revenue by
improving its e-mail advertising campaign for repeat customers as
well as new customers. Which two variables would be used in
determining a campaign to maximize revenue gain?
Choose 2 answers.
□ Spending per purchase
□ Cost per e-mail
□ Number of purchases per e-mail
□ E-mail content
□ Spending per purchase
□ Number of purchases per e-mail
2. Analytics is a broad term that refers to a variety of tools that inform
managerial decisions.
Which term can be used to describe managerial decisions?
O Descriptive
O Pareto chart
O Biased
O Prescriptive
O Prescriptive
3. What are two reasons for the increasing use of analytics in
organizational decision making? Choose 2 answers.
O Higher computer processing power
O Higher cost of obtaining data
O Relatively lower cost of computer storage
O Lower availability of statistical experts
O Higher computer processing power
O Relatively lower cost of computer storage
, Page 2 of 21
4. How does probability theory inform decision-making for managers?
O By quantifying costs
O By quantifying quality
O By quantifying risk
O By quantifying data
O By quantifying risk
5. Which type of data are the Olympic medals of gold, silver, and
bronze examples of?
O Ratio data
O Interval data
O Ordinal data
O Nominal data
O Ordinal data
6. What are two aspects of data quality management? Choose 2
answers
□ It cleans data.
□ It reduces the amount of incomplete data.
□ It calculates spurious data.
□ It monitors data input rates.
□ It cleans data.
□ It reduces the amount of incomplete data.
7. Which two attributes indicate potential data quality issues when
evaluating a set of nominal data? Choose 2 answers.
□ Out-of-range data
□ Missing data
□ Misspelled data
□ Outlier data
□ Missing data
□ Misspelled data
, Page 3 of 21
8. An advertising manager creates a research study by presenting
low, medium, or high frequency of the same ad in matched markets.
The manager then reports on sales in each market location. What is
the term for the different sales in this study?
O Intervention
O Treatment
O Experimental Unit
O Response Variable
O Response Variable
9. A healthcare study follows a particular sample over time to identify
how the health habits of teenagers impact their likelihood of acquiring
various diseases later in their life. The healthcare organization hopes
this data will allow them to create early prevention programs.
Which type of research design does this study describe?
O Systematic study
O Cohort study
O Double-blind study
O Experimental study
O Cohort study
10. Several missing values in a particular field in a dataset were
observed. The likelihood of a record having a missing value is
correlated to another variable in the dataset. Which two types of error
might be introduced into the dataset if the removed record included
missing values?
Choose 2 answers.
O Typographical error
O Random error
O Systematic error
O Omission error
O Systematic error
O Omission error
