IIBA-CBDA practice questions, page 6 of 6, with answer review and explanations.
Question 26
A call center has requested to review their sales conversion data for the month. The analyst working on this request is trying to identify the chart that will effectively present the data, which includes: the number of leads, the number of calls made, the number of calls completed, the number of customers interested and the number of sales. What chart should the analyst use to show the values across each stage of the pipeline?
Pie chart
Funnel chart
Bullet chart
Bar chart
Question 27
After analyzing sales data, the analytics team finds that the older the customer, the more expensive the neckties purchased. The team felt this was a breakthrough insight but on closer analysis realized that other factors could account for this relationship. This is a clear indication that:
Correlation between variables does not imply causation
Causation has no relationship with correlation
Correlation between variables implies causation
Causation between variables does not imply correlation
Question 28
The analytics team has been asked to determine if the organization should launch their highest revenue generating product into the North American market. To date, this has only been available in Eastern Europe. To answer this, the team formulates several research questions, including:
How much revenue does the product generate in Eastern Europe?
Do existing customers really like the product?
What product launch related costs can we expect?
Why does management need to know this?
Question 29
An insurance company has seen an upward trend in winter-related accidents over the past three years. The company has just completed an analytics study to better understand the primary reasons for these accidents and assess how many of the drivers were using winter tires. This analysis will help the company decide how to move forward with drivers not taking precautionary measures during winter. What type of analysis will help in determining the primary reasons and percentage of those drivers with winter tires?
Descriptive and Predictive
Descriptive
Prescriptive
Descriptive and Diagnostic
Question 30
The analytics team scheduled a meeting with key stakeholders to present their recommendations. The team envisioned this as the final step of their work and fully expected complete acceptance of those recommendations, particularly given that very few questions were asked. They were surprised when they received word that the organization wasn't ready to move forward. What did they overlook?
Communicating information is bi-directional and iterative
Communicating information requires a written report
Stakeholders need to hear the same information multiple times