“Sometimes a statistic that is a single value, giving you the middle of a curve – it’s correct, technically, but there’s much more nuance in the data and distributions than that. And the Chihuahua is the perfect example of where that nuance is important. Just knowing the middle of the distribution of ages can lead you astray,” the RVC veterinary epidemiologist told BBC News.
Dog longevity: How long will my pet dog live? – BBC