The file Cereals contains the calories, carbohydrates, and sugar, in grams, in one serving of seven breakfast

Question:

The file Cereals contains the calories, carbohydrates, and sugar, in grams, in one serving of seven breakfast cereals.
a. Perform a cluster analysis using the complete linkage method on the cereals based on the calories, carbohydrates, and sugar in grams.
b. What conclusions can you reach about which cereals are most similar?