Hierarchical Clustering Works Well If a Researcher Needs a Fixed

question 45

True/False

Hierarchical clustering works well if a researcher needs a fixed number of clusters,whereas nonhierarchical clustering is more useful when one needs to compare different clustering solutions.

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Definitions:

Type II Error

The error that occurs when a false null hypothesis is not rejected, meaning a true effect is missed.

Collecting Data

The process of gathering and measuring information on variables of interest in an systematic fashion that enables one to answer stated research questions, test hypotheses, and evaluate outcomes.

Effect Size

A metric that quantifies the extent of an event or the force of association among variables.

Relationship Between Variables

The relationship between variables refers to how changes in one variable are associated with changes in another through correlation or causation.