Given the list of locations of customers who frequently order Pizza we want to find out optimal locations of Pizza Parlours where they should be opened.
Goal :-
Partition the data among some K number of clusters. Let us assume K is known to us.
So we need to find an assignment of data points to clusters, as well as a set of cluster centers ,such that the sum of the squares of the distances of each data point to its closest cluster center, is a minimum.