Online Access Free Data-Driven-Decision-Making Exam Questions

A sample of 1,020 people was asked how many minutes they exercise on a typical day. The data were plotted and determined to be skewed left with a mean of 44.75 minutes.
Which boxplot correctly graphs this data?

• A.Option D
• B.Option B
• C.Option A
• D.Option C

How is a cause-and-effect diagram used?

• A.As a software tool to automatically generate a business process diagram
• B.As a financial risk calculation tool for a new product release
• C.To assign blame for manufacturing problems
• D.To brainstorm possible root causes for an intermittency problem

A major hospital system wants to improve its level of patient satisfaction. Management has recently asked patients to complete a survey as part of the discharge process. From this survey, a net promoter score is derived and tracked over time. What does a net promoter score reveal?

• A.How existing employees make advancements within an organization
• B.The effectiveness of a new advertising campaign
• C.The strength of an organization's customer relations
• D.How management feels about subordinate employees

What is a disadvantage of a key performance indicator (KPI)?

• A.It only accounts for quantitative measures.
• B.It makes it difficult to use data-driven results to quantify performance.
• C.It focuses on long-term goals rather than short-term gains.
• D.It only indicates what changes are statistically significant.

A financial analyst theorizes that commute times increase as the percentage of land availability for homes in a city decreases. To test this hypothesis, the analyst uses a regression analysis to explore how land availability predicts commute time.
What does land availability represent in this regression?

• A.It is the independent variable.
• B.It is the target variable.
• C.It is a control.
• D.It is the dependent variable.