PRC Data Visualization & Communication 3

Question 1

A researcher is selecting a color palette for a choropleth map showing income levels. Which palette type is most appropriate?

Accepted Answer

Sequential palette

Answer

Sequential palettes use graduated shades of one hue to represent ordered, continuous data like income levels.

Question 2

Which storytelling framework is most commonly used to structure research findings for executive audiences?

Accepted Answer

SCR (Situation-Complication-Resolution)

Answer

The SCR (Situation-Complication-Resolution) framework, popularized by McKinsey, efficiently frames research insights for decision-makers.

Question 3

What is the main purpose of an annotation layer in a data visualization?

Accepted Answer

To highlight specific data points or explain key findings in context

Answer

Annotations draw the viewer's attention to specific insights and provide contextual explanation directly within the chart.

Question 4

A heat map is most effectively used to display which type of data?

Accepted Answer

The magnitude of values across two categorical dimensions

Answer

Heat maps encode a quantitative variable as color intensity at the intersection of two categorical axes.

Question 5

When preparing data visualizations for a mixed audience (technical and non-technical), the executive summary chart should prioritize:

Accepted Answer

A clear main message with simplified labeling

Answer

Executive-level charts should lead with one clear takeaway and minimize technical detail, reserving depth for appendices.

(PRC) Professional Researcher Certification Practice Test