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power function

noun

Definition of power function

  1. 1 :  a function of a parameter under statistical test whose value for a particular value of the parameter is the probability of rejecting the null hypothesis if that value of the parameter happens to be true

  2. 2 :  a function (as f(x) = axk) that equals the product of a constant and a power of the independent variable



1957

First Known Use of power function

1957


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