Parameter
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Parameter
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1. In general, any quantity of a problem that is not an independent
variable. More specifically, the term is often used to distinguish, from
dependent variables, quantities which may be assigned more or less arbitrary
values for purposes of the problem at hand.
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2. In statistical terminology, any numerical constant derived from a
population or a probability distribution. Specifically, it is an arbitrary
constant in the mathematical expression of a probability distribution. For
example, in the distribution given by f(z) = αe^{-αx} the constant α
is a parameter.
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3. In celestial mechanics , the semi-latus rectum.
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References
This article is based on NASA's Dictionary of Technical Terms for Aerospace Use