Examlex
Determine which of the numbers in the set below are rational.
Phrenology
A debunked theory that asserted that the shape and size of the human skull could determine personality traits and mental abilities.
Sociometry
A quantitative method for measuring social relationships and patterns of interaction within a group, often used in psychology and sociology.
Graphology
The analysis of handwriting as a means of evaluating a person's character or psychological state.
Communication Network
The structure and method by which information flows between individuals or groups within a system.
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