In Non- Hierarchical Clustering, Plotting the Ratio of Total Within-

question 36

Multiple Choice

In non- hierarchical clustering, plotting the ratio of total within- group variance to between- group variance against the number of clusters is useful if you are .

• A) deciding on the number of clusters
• B) interpreting and profiling the clusters
• C) assessing the validity of clustering
• D) both B and C

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Definitions:

Extrinsic Benefits

Advantages or rewards that come from external sources, such as pay, praise, or awards, rather than from the enjoyment of the activity itself.

Hierarchy Of Needs

A theory in psychology proposed by Abraham Maslow, suggesting that people are motivated by five basic categories of needs: physiological, safety, love, esteem, and self-actualization, in that order.

Abraham H. Maslow

An American psychologist best known for creating Maslow's hierarchy of needs, a theory of psychological health predicated on fulfilling innate human needs.

Physical Needs

Basic human requirements for survival and well-being, such as food, water, shelter, and sleep.