DMT322 Topic 5

Which of the following is a key question in data representation design?

• How long will it take to process?

• How is it perceived and understood by users?

• What software is used to display it?

• How much memory it consumes?

A scatterplot is most appropriate for representing which kind of data?

• Univariate

• Bivariate

• Multivariate

• Nominal

In a radar/star plot, what caution should be taken when interpreting the visual?

• Avoid using colors

• Don’t compare more than two items

• Only ordinal data should be used

• Area should not be interpreted as overall score

In terms of visual perception, what is “change blindness”?

• When users can't read small fonts

• When users don’t notice visual changes

• When visuals are too colorful

• When labels are missing

Which of the following best describes “object visibility” in visual representation?

• The color of the object

• Whether an object is interactive

• The background color of the chart

• How clearly an individual object is represented

Which principle guides when a user wants to understand the distribution of values across a dimension?

• Object visibility

• Interaction

• Dimension visibility

• Data encryption

In a word cloud, which visual property often encodes the frequency of a word?

• Size

• Font type

• Word orientation

• Shape

What’s a recommended approach before moving to interaction in visualization design?

• Apply 3D transformations

• Develop static representation first

• Always start with real-time filters

• Use only scatterplots