central limit theorem
Definition of central limit theorem
: any of several fundamental theorems of probability and statistics that state the conditions under which the distribution of a sum of independent random variables is approximated by the normal distribution; especially : one which is much applied in sampling and which states that the distribution of a mean of a sample from a population with finite variance is approximated by the normal distribution as the number in the sample becomes large
First Known Use of central limit theorem
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Britannica.com: Encyclopedia article about central limit theorem
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