Question $1$: The Trader Joe$$s grocery chain is considering a redesign of its supply chain. Trader Joe$$s uses frequent truck shipments from its distribution centers to supply its retail stores. To keep costs low, retail stores are typically located near a distribution center. The file TraderJoes contains data on the location of each of Trader Joe$$s retail stores. They would like to use k$-$means clustering with k $=8$ to estimate the preferred locations for a proposal to use eight distribution centers to support the retail stores