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Topic starter
If a distribution of scores includes one or more outliers, which of the following measures of central tendency should be used?
(A) standard deviation
(B) range
(C) median
(D) mean
(E) normal curve
Spoiler
Answer
(C) median
Spoiler
Explanation
The median is the measure of central tendency least affected by extreme scores (or outliers). Outliers can dramatically impact the mean. Standard deviation and range are measures of variability of the distribution. The normal curve is a graph of a normally distributed set of scores.
Posted : 29/06/2024 2:53 pm