Question
Download Solution PDFIn a negatively skewed distribution
Answer (Detailed Solution Below)
Detailed Solution
Download Solution PDFExplanation
If skewness is negative, the mean is smaller than the median and the distribution has a large tail of small values.
The relation in mean, median and mode in positive skewed
Mean < Median < Mode
Key Points
Skewness: measure the asymmetry of a distribution about its peak;
It is a number that describes the shape of the distribution.
It is often approximated by Skew = (Mean - Median) / (Std dev).
If skewness is positive, the mean is bigger than the median and the distribution
The relation in mean, median and mode in positive skewed
Mean > Median > Mode
has a large tail of high values.
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