Question 25: Use the scaled data data1scale, perform k mean…
Question 25: Use the scaled data data1scale, perform k means clustering analysis, with k=4, and draw the cluster plot using R function >fviz_cluster() in the R package “factoextra”. Please screenshot your figure here. If your “factoextra” package does not load well, you may use R function >plotcluster() in the R package “fpc” instead.