WGU C207 Pre-Assessmen Multi Choice Version Data
Driven Decision Ma ing PVPC)
,1. Analytics is a broad term that refers to a variety of tools that inform man- agerial decisions.
Which term can be used to describe managerial decisions?
a. Prescriptive
b. Predictive
c. Pareto chart
d. Biased: a
2. What are two reasons for the increasing use of analytics in organizational decision making?
a. Relatively lower cost of computer storage
b. Lower availability of statistical experts
c. Higher cost of obtaining data
d. Higher computer processing power: a, d
3. In what way does probability theory inform decision-making for managers?
a. By quantifying risk
b. By quantifying data
c. By quantifying quality
d. By quantifying costs: a
4. Which type of data are the Olympic medals of gold, silver, and bronze examples of?
a. Nominal data
b. Ordinal data
c. Interval data
d. Ratio data: b
5. What are two aspects of data quality management?
a. It calculates spurious data.
b. It reduces the amount of incomplete data.
c. It monitors data input rates.
d. It cleans data.: b, d
6. Which two attributes indicate potential data quality issues when evaluating a set of nominal
data?
a. Outlier data
b. Missing data
c. Out-of-range data
d. Misspelled data: b, d
7. When conducting a study that measures an individual's weight, all scales are calibrated prior
to use in measurement. Which type of error should this procedure significantly reduce?
, a. Systematic error
b. Omission error
c. Random error
d. Information error: a
8. An advertising manager creates a research study by presenting low, medi- um, 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?
a. The experimental unit
b. The treatment
c. The response variable
d. The intervention: c
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 in the hope that
the healthcare organization will be able to create early prevention programs. Which type of
research design does this study describe?
a. Double blind study
b. Systematic study
c. Cohort study
d. Experimental study: c
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?
a. Systematic error
b. Omission error
c. Random error
d. Typographical error: a, b
11. 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?
a. Number of purchases per e-mail
b. E-mail content
c. Spending per purchase
d. Cost per e-mail: a, c
12. This statistical procedure compares outcomes of different drug testing results
Driven Decision Ma ing PVPC)
,1. Analytics is a broad term that refers to a variety of tools that inform man- agerial decisions.
Which term can be used to describe managerial decisions?
a. Prescriptive
b. Predictive
c. Pareto chart
d. Biased: a
2. What are two reasons for the increasing use of analytics in organizational decision making?
a. Relatively lower cost of computer storage
b. Lower availability of statistical experts
c. Higher cost of obtaining data
d. Higher computer processing power: a, d
3. In what way does probability theory inform decision-making for managers?
a. By quantifying risk
b. By quantifying data
c. By quantifying quality
d. By quantifying costs: a
4. Which type of data are the Olympic medals of gold, silver, and bronze examples of?
a. Nominal data
b. Ordinal data
c. Interval data
d. Ratio data: b
5. What are two aspects of data quality management?
a. It calculates spurious data.
b. It reduces the amount of incomplete data.
c. It monitors data input rates.
d. It cleans data.: b, d
6. Which two attributes indicate potential data quality issues when evaluating a set of nominal
data?
a. Outlier data
b. Missing data
c. Out-of-range data
d. Misspelled data: b, d
7. When conducting a study that measures an individual's weight, all scales are calibrated prior
to use in measurement. Which type of error should this procedure significantly reduce?
, a. Systematic error
b. Omission error
c. Random error
d. Information error: a
8. An advertising manager creates a research study by presenting low, medi- um, 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?
a. The experimental unit
b. The treatment
c. The response variable
d. The intervention: c
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 in the hope that
the healthcare organization will be able to create early prevention programs. Which type of
research design does this study describe?
a. Double blind study
b. Systematic study
c. Cohort study
d. Experimental study: c
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?
a. Systematic error
b. Omission error
c. Random error
d. Typographical error: a, b
11. 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?
a. Number of purchases per e-mail
b. E-mail content
c. Spending per purchase
d. Cost per e-mail: a, c
12. This statistical procedure compares outcomes of different drug testing results
