Question

{2, 4, 4, 6, 9}

mean = 5
You add one number to this set.
Which number would change the mean the most?
O 20
O 1
O 5

Answer 1

O 20

Explanation:

when you add 1 and 5 the mean only changes by a little.

but, once you add the 20 it makes your answer go up drastically which makes

O 20

your correct answer.