Mittens cat had a longer lifespan. We are given Population means we must calculate the z-scores for both breeds in order to determine which cat lived the longest. The breed with the higher z-score is the one with the longer lifespan.
z = (x¯ - μ)/σ
For Fluffy the Abyssinian;
z = (13 - 12)/1.5
z = 0.667
For Mittens the colorpoint shorthair;
z = (15 - 14)/1
z = 1
Z score of Mittens is higher and thus it has a longer lifespan.
What is meant by lifespan?
The typical lifespan of a given species of organism or material thing, particularly in a particular environment or under specific conditions. the time that a person has been alive.
To know more about lifespan, click here:-
https://brainly.com/question/13896072
#SPJ4