Data Storytelling for Business

Which of the following is useful when you have two time periods or points of comparison and want to quickly show relative increases and decreases or differences across various categories between the two data points?

• Pie chart

• Slopegraph

• Heatmap

• Stacked horizontal bar chart

Chart borders and background shading are unnecessary because of which Gestalt principle?

• Enclosure

• Closure

• Proximity

• Continuity

Things that are colored the same are seen as together according to what Gestalt Principle?

• Saturation

• Disclosure

• Proximity

• Similarity

What type of title should you use for a proper data story?

• An action title

• A predictive title

• Don’t use titles

• An arbitrary title

What number serves as a guide to how effectively our chart shows the data?

• Data-Ink Ratio

• Tufte’s number

• Signal-noise constant

• Pi

Which of these visuals is most commonly used to show the relationship between two continuous variables?

• Histogram

• Scatter plot

• Line Bar

• Bar Chart

Which type of visualization should never be used in a business setting?

• Pie Chart

• 100% Stacked Bar Chart

• 100% Stacked Area Chart

• 3D Chart

Which of these visuals is most commonly used to show the distribution of a single continuous variable?

• Histogram

• Scatter plot

• Line Bar

• Bar Chart

When should we use a table instead of a chart?

• When the data is very complex

• When there are no real patterns in the data

• When we are interested in looking up specific values in the data set

• When the data is very simple

What is an appropriate gap width between the bars in a bar chart?

• 20%

• 30%

• 50%

• 100%