# Skewness

• Occurs when a distribution is not symmetrical about its mean. A distribution is symmetrical when its median, mean, and mode are equal. A positively skewed distribution occurs when the mean exceeds the median. A negatively skewed distribution occurs when the mean is less than the median. These conditions are also known as skewed to the right and skewed to the left, respectively.

Embedded terms in definition
Distribution
Its
Mean
Right
Skewed distribution

Referenced Terms
Dispersion: Is a statistical indication of variability, volatility, or risk. Some common measures of dispersion are:

• Coefficient of Variation
• Range
• Standard Deviation
• Variance

There are other measures besides the above some of which refer to shape or Skewness.

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