The numbers of students in the 7 schools in a district are given below. (Note that these are already ordered from least to greatest.) 212, 229, 248, 298, 329, 364, 378 Suppose that the number 378 from this list changes to 462. Answer the followin (a) What happens to the mean? (b) What happens to the median? It decreases by It increases by O It stays the same. It decreases by It increases by O It stays the same. O O O 0

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