Four penguins newly measured, typed by hand, each compared with the average profile of the known species: the nearest one, how far, and where they sit. On the Palmer penguins (palmerpenguins, CC0): 333 penguins of three species.
Four measures per penguin, grouped in three without looking at the species; then the groups set against the species they should find. Needs the statistics module. On the Palmer penguins (palmerpenguins, CC0): 333 penguins of three species.
How recently, how often and how much each customer buys, cut into thirds; a segment by rules, from champions to lost; what each segment weighs in customers and in revenue; and the champions by name. On a synthetic sales dataset: one invented shop, 2024-2025.
Revenue, orders and average basket per customer, grouped by k-means: how many groups the data supports, who is in each, and where they sit. On a synthetic sales dataset: one invented shop, 2024-2025.
