Question

Will medal and Fan!For the data shown in the stem-and-leaf plot, what is the effect on the mean and median of adding the value 30 to the data set?



A.
The mean is increased by about 0.4 and the median is increased by 3.

B.
The mean is increased by about 0.4 and the median is increased by 4.

C.
The mean is increased by about 0.6 and the median is increased by 3.

D.
The mean is increased by about 0.6 and the median is increased by 4.

Answer 1

Help! PLZZZZZZZZZZZZ!

Answer 2

d

Answer 3

B. The mean of original data is 22.56 and mean of adding 30 in is 23. The different is 0.44

Answer 4

is it b or d?

Answer 5

If you ask me I said B

Answer 6

Ok. Thanks!