which data set match best what is the best model to test in cluster x what is the best cluster to test which data set is the worst which data match model is the worst? what is the name of the cluster with the highest value of $sq$ which is the worst cluster in a graph? which cluster has the highest value of sq$ what is the difference between a cluster with highest number of observations and the worst? why cluster is a worst how to test which data match model at best which data match model which is the worst cluster when finding highest value for cluster sigma which data type is the worst? what is the worst data cluster what model is used to find the cluster with highest value which is the worst cluster which cluster is the worst how to find the worst cluster