EN

arithmetic mean first moment expectation expected value average

EN

EN

arithmetic mean first moment expectation expected value average

EN

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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

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EN

Arithmetic Mean,
Arithmetic means,
arithmetical mean,
averaged,
e(X),
E value,
Expect value,
expectation (mathematics),
Expectation number,
Expectation operator,
Expectation Operator,
expectation value,
Expected Monetary Value,
Expected monetary value,
expected number,
Expected payout,
Expected Value,
expected values,
first moment,
linearity of expectation,
mathematical expectancy,
mathematical expectation,
mean (average),
mean average,
ordinary mean,
Sklansky Buck,
Standard mean,
statistical mean,
Unconditional expectation,
x̄