The Sum of the Probabilities of All Possible Outcomes Must

question 67

True/False

The sum of the probabilities of all possible outcomes must equal exactly one.

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Definitions:

Gas Exchange

The biological process by which gases (mainly oxygen and carbon dioxide) are transferred between the blood and the external environment during the act of breathing.

Vocal Folds

Muscular membranes in the larynx that produce sound when air is expelled through them, also known as vocal cords.

Glottis

Vocal apparatus; includes vocal folds and the cleft between them.

Vocal Folds

Also known as vocal cords, these are mucous membrane folds in the larynx that vibrate to produce sound for speech and singing.