Math / Data & Statistics

QuestionThe numbers of students in the 7 schools in a district are given below. (Note that these are already ordered from least to greatest.) $193,222,264,310,339,363,381$
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Suppose that the number 193 from this list changes to 361. Answer the following. (a) What happens to the median? It decreases by $\square$ It increases by $\square$
(b) What happens to the mean?
It stays the same.

Studdy Solution
Compare the original and new means:
Original mean: $296$
New mean: $320$
The mean increases.
(a) The median increases by:
$\boxed{29}$
(b) The mean does not stay the same; it increases.

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