If a Categorical Independent Variable Contains 2 Categories,then _____ Dummy

question 202

Multiple Choice

If a categorical independent variable contains 2 categories,then _____ dummy variable(s) will be needed to uniquely represent these categories.

• A)1
• B)2
• C)3
• D)4

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Definitions:

Surfactant

A substance that reduces the surface tension of fluids, often mentioned in the context of the fluid in the lungs to help them expand properly.

Cricoid Cartilage

A ring-shaped structure at the top of the trachea that provides support and structure to the airway.

Arytenoid Cartilage

A pair of small three-sided cartilages located in the larynx, to which the vocal cords are attached, playing a key role in vocalization.

Epiglottic Cartilage

A leaf-shaped cartilage situated at the root of the tongue that prevents food and liquid from entering the windpipe during swallowing.