Validation Data Sets Differ from Training Data Sets in That

question 12

Multiple Choice

Validation data sets differ from training data sets in that validation data sets .

• A) have known outcomes
• B) test a model with unseen data
• C) are used to teach data-mining algorithms
• D) provide the most realistic test for models with known data

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Definitions:

Sympathetic

Part of the autonomic nervous system that prepares the body for action in challenging or threatening situations.

Parasympathetic

Part of the autonomic nervous system responsible for the body's rest and digest response, counteracting the fight or flight system.

Aroused

A state of heightened physiological and psychological activity, including alertness and emotional engagement.

Spinal Cord

A long, thin, tubular bundle of nervous tissue and support cells that extends from the brainstem to the lower back, part of the central nervous system.