Categorical Data

question 5

Multiple Choice

Categorical data

• A) must be numeric.
• B) must be nonnumeric.
• C) cannot be numeric.
• D) may be either numeric or nonnumeric.

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Definitions:

Memos and Letters

Written forms of communication typically used in a business or professional setting; memos are used for internal communication, while letters are often used for external or formal correspondence.

Usability Labs

Specialized environments equipped for testing and evaluating the usability of products, interfaces, or systems with real users.

Variables

Elements, features, or factors that are likely to vary or change within the context of a study or an experiment.

Nielsen's Severity Rating Scale

A system used to evaluate and quantify the severity of defects or issues in usability studies.