When Clustering Only by Dummy Variables That Represent Categorical Variables

question 39

Multiple Choice

When clustering only by dummy variables that represent categorical variables, the simplest measure of similarity between two observations is called the

• A)matching coefficient.
• B)Jaccard's coefficient.
• C)Euclidean distance.
• D)antecedent.

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Definitions:

Sternocleidomastoid

A major muscle in the neck that runs from the sternum and clavicle to the mastoid process of the temporal bone of the skull, aiding in head movement and rotation.

Temporalis

A muscle on the side of the head that is involved in chewing and jaw movement.

Trapezius

A large triangular muscle in the upper back that extends to the neck and shoulders, playing key roles in moving, rotating, and stabilizing the shoulder blade and upper spine.

Biceps Brachii

A muscle in the upper arm responsible for flexion at the elbow and supination of the forearm.