The numbers of trading cards owned by 10 middle-school students are given below. (Note that these are already ordered from least to greatest.)
380, 423, 453, 462, 496, 572, 575, 582, 636, 641
Suppose that the number 641 from this list changes to 461. Answer the following.
(a) What happens to the mean?
It decreases by
It increases by
It stays the same.
(b) What happens to the median?
It decreases by
It increases by
It stays the same.