Cluster Analysis Requires Prior Knowledge of the Cluster or Group

question 54

True/False

Cluster analysis requires prior knowledge of the cluster or group membership for each object or case included to develop the classification rule.

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Definitions:

Sodium

A chemical element, symbol Na, essential to human health but required in moderate amounts, commonly found in table salt.

Beta-Endorphins

Natural peptides produced by the body that act as neurotransmitters to reduce pain and promote feelings of well-being.

Aerobic Exercise

Physical activity that improves cardiovascular health by increasing the heart rate and oxygen intake for a prolonged period.

Anxiety

A feeling of worry, nervousness, or unease about something with an uncertain outcome.