The sum of the absolute frequencies is equal to the total number of data, represented bas $$N$$. Relative frequency: the result of dividing the absolute frequency of a certain value by the total number of data.
exists and is an alternate of . Cats usually live up to around 15-17 years, but some can live over 20 years old. Cats usually live up to around 15-17 years, but some can live over 20 years old.
I've asked many people the same thing and have had many cats of my own. Cats can live a long time but it can also depend on the breed. The longest a cat can live is about 18-20 years. Source(s): My vet, cats101, cats encyclopedia book.