The Basic Assumption of Cluster Analysis Is That 1-It Is

Multiple Choice

The basic assumption of cluster analysis is that 1-It is always possible to group data into well-defined homogeneous groups. 2-The basic measurement of similarity is a valid measurement of proximity between objects. 3-There is theoretical justification for structuring the objects into clusters.

A) 1
B) 2
C) 3
D) 1 and 2
E) 2 and 3