Question

the mean age of herd of cows is 7.9 years a cow that is 0.5 years old is added to the herd how does this cows age affect the mean

Answer 1

Lowers the mean

Explanation:

It will lower the mean.....how much depends on how many cows are in the herd .

ANY cow added to the herd that is below the mean will lower the average (mean) any cow older than the mean wil raise the mean.