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.
Cat life expectancy is getting better and better. Many cats live for 10 - 15 years, and some live 20 years or more. However, a cat's life expectancy does depend on a number of factors, many of which we can have a lot of control over.