how do i group binary variables? how to group a sample for clustering how do I group a group of binary variables what is the best way to group binary variables why group the data by using pca how to group samples by clustering what are the different types of clustering methods when is pca pca used how do i group pca variables what would you use to group binary variables how to group binary variables why group binary variables how to get a binary matrix from 5x100 in statistics when to group binary data with grouping how to group samples by clustering why are binary variables groups by clustering what is the grouping of binary variables? which is the best way to cluster a sample of data? which type of clustering is the best method how to group a sample using pca