Question

For the data shown in the stem-and-leaf plot, what is the effect on the mean and median of adding the value 20 to the data set?




A.
The mean is decreased by about 0.1 and the median is decreased by 2.


B.
The mean is decreased by about 0.1 and the median is decreased by 3.


C.
The mean is decreased by about 0.15 and the median is decreased by 2.


D.
The mean is decreased by about 0.15 and the median is decreased by 3.

Question Resources

Answer 1

http://static.k12.com/calms_media/media/1417500_1418000/1417693/1/1349366d505f54d9f968044c6fe97ec47facad33/FGA_130917_261016.jpg

Answer 2

Its not A and B

Answer 3

ok so that leaves C and D

Answer 4

It is D

Answer 5

Ok

Answer 6

i have only two more....

Answer 7

medal if helped

Answer 8

Thank you :)

Answer 9

np

Answer 10

Np. You deserved it. Sorry. I was up. :(

Answer 11

Lol

Answer 12

Alright let's move on.

Answer 13

well imma close this and ask my next question