why do we use discriminant analysis is discriminant analysis in cluster analysis which is the purpose of cluster analysis what's the difference between cluster analysis and discriminant testing? what is the purpose of discriminant analysis? which technique would you use to test clustering when do we use discriminant analysis when to use discriminant analysis for cluster analysis what is the rationale for a discriminant analysis in clustering? what is the rationale of cluster analysis why use discriminant analysis instead of cluster what kind of analysis is discriminante cluster analysis when is the cluster analysis used when is discriminant analysis performed what is cluster based analysis which is used to construct a cluster? why should we use discriminant analysis in cluster analysis? when is discriminant analysis used for cluster analysis why do you have to use discriminant analysis why do i use discriminant analysis