why is hierarchical clustering risky why is suboptimality a risk of clustering what is the risk of suboptimality in hierarchical clustering which algorithm is prone to suboptimalism, based on what is suboptimum which algorithm is more prone to suboptimal results why is it necessary to have an agglomerative cluster in spss which algorithm is the best for suboptimality why is it risky to use agglomerative clustering? why is global optimum clustering important? suboptimal clustering definition what is the risk of suboptimal hierarchical clustering why hierarchical clustering is not recommended why is hierarchical clustering less likely which clustering algorithm is most likely to yield suboptimal solutions? which method is less prone to sub-optimality? what is the risk of suboptimal clusters which hierarchical clustering algorithm is the better choice? why is a hyper-agglomerative clustering used which method is most prone to suboptimal clustering