PRC-2 · Chapter 8 · Question 28 of 60
If a data set has extreme outlier values exclusively on the higher end, how will this affect the arithmetic mean compared to the median?
Test yourself: pick an answer
Reveal answer & explanation
Correct answer: A) The mean will be pulled substantially higher than the median.
Explanation
In a distribution that heavily departs from symmetry and piles up at one end, extreme values will drastically drag the arithmetic mean in the direction of the skewness.
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