bn:00005677n
Noun Concept
Categories: Articles with short description, Moment (physics), Articles containing proofs, Moment (mathematics), Theory of probability distributions
EN
arithmetic mean  first moment  expectation  expected value  average
EN
The sum of the values of a random variable divided by the number of values WordNet 3.0
English:
mathematics
statistics
Definitions
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EN
The sum of the values of a random variable divided by the number of values WordNet 3.0 & Open English WordNet
In mathematics and statistics, the arithmetic mean, arithmetic average, or just the mean or average is the sum of a collection of numbers divided by the count of numbers in the collection. Wikipedia
In probability theory, the expected value is a generalization of the weighted average. Wikipedia
Long-run average value of a random variable Wikidata
The mean of a list of N numbers calculated by dividing their sum by N. OmegaWiki
In mathematics, a measure of the "middle" of a data set. OmegaWiki
The measure of central tendency of a set of values computed by dividing the sum of the values by their number; commonly called the mean or the average. Wiktionary
Measure of central tendency. Wiktionary (translation)
The arithmetic mean. Wiktionary
The weighted average of outcome values, using probability as the weighting function. Wiktionary
Weighted average of outcomes. Wiktionary (translation)
EN
The arithmetic mean of 3, 6, 2, 3 and 6 is (3 + 6 + 2 + 3 + 6) / 5 = 4. Wiktionary