What does skewness mean?
Definitions for skewness
ˈskyu nɪsskew·ness
This dictionary definitions page includes all the possible meanings, example usage and translations of the word skewness.
Princeton's WordNet
lopsidedness, skewnessnoun
an oblique or slanting asymmetry
Wiktionary
skewnessnoun
The property of being skew.
skewnessnoun
A measure of the asymmetry of the probability distribution of a real-valued random variable; is the third standardized moment, defined as where is the third moment about the mean and is the standard deviation.
Wikipedia
Skewness
In probability theory and statistics, skewness is a measure of the asymmetry of the probability distribution of a real-valued random variable about its mean. The skewness value can be positive, zero, negative, or undefined. For a unimodal distribution, negative skew commonly indicates that the tail is on the left side of the distribution, and positive skew indicates that the tail is on the right. In cases where one tail is long but the other tail is fat, skewness does not obey a simple rule. For example, a zero value means that the tails on both sides of the mean balance out overall; this is the case for a symmetric distribution, but can also be true for an asymmetric distribution where one tail is long and thin, and the other is short but fat.
ChatGPT
skewness
Skewness refers to a statistical measurement that describes the asymmetry of a distribution of numbers, particularly in respect to its tails on both sides. It measures the degree and direction of the asymmetry, where a symmetrical dataset would have a skewness of 0. There are two types of skewness: positive skewness (long tail on the right side) and negative skewness (long tail on the left side).
Wikidata
Skewness
In probability theory and statistics, skewness is a measure of the extent to which a probability distribution of a real-valued random variable "leans" to one side of the mean. The skewness value can be positive or negative, or even undefined. The qualitative interpretation of the skew is complicated. For a unimodal distribution, negative skew indicates that the tail on the left side of the probability density function is longer or fatter than the right side – it does not distinguish these shapes. Conversely, positive skew indicates that the tail on the right side is longer or fatter than the left side. In cases where one tail is long but the other tail is fat, skewness does not obey a simple rule. For example, a zero value indicates that the tails on both sides of the mean balance out, which is the case both for a symmetric distribution, and for asymmetric distributions where the asymmetries even out, such as one tail being long but thin, and the other being short but fat. Further, in multimodal distributions and discrete distributions, skewness is also difficult to interpret. Importantly, the skewness does not determine the relationship of mean and median.
Matched Categories
Numerology
Chaldean Numerology
The numerical value of skewness in Chaldean Numerology is: 5
Pythagorean Numerology
The numerical value of skewness in Pythagorean Numerology is: 7
Examples of skewness in a Sentence
One's own belief in human excellence is one of the ultimate signs of the skewness that man himself has invented, his role in everything. Sublimely, however, we are aware of our own coming doom through a quick glance at the world around us.
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"skewness." Definitions.net. STANDS4 LLC, 2024. Web. 28 Apr. 2024. <https://www.definitions.net/definition/skewness>.
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