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The measure of dispersion that is influenced most by extreme values is


A) the variance
B) the standard deviation
C) the range
D) the interquartile range

E) B) and C)
F) A) and B)

Correct Answer

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Since the median is the middle value of a data set it


A) must always be smaller than the mode
B) must always be larger than the mode
C) must always be smaller than the mean
D) None of these alternatives is correct.

E) B) and D)
F) B) and C)

Correct Answer

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