Respuesta :
A. They are equal to each other.
Add up each number and you get 19.53 for both groups then when you divide by 9 ( the amount of individuals in each group) you get 2.17 for both groups so the mean is the same.
Add up each number and you get 19.53 for both groups then when you divide by 9 ( the amount of individuals in each group) you get 2.17 for both groups so the mean is the same.