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单词 power function
释义

Definition of power function in English:

power function

noun ˈpaʊə ˌfʌŋ(k)ʃn

  • 1Mathematics. A function which relates one quantity to an exponential power of another quantity; a function of the form y = ax n.

  • 2Statistics. The power of a statistical test as a function of the difference between the means of two sample populations tested.

Origin

Early 20th century. From power + function.

Definition of power function in US English:

power function

nounˈpaʊə ˌfʌŋ(k)ʃn

  • 1Mathematics. A function which relates one quantity to an exponential power of another quantity; a function of the form y = ax n.

  • 2Statistics. The power of a statistical test as a function of the difference between the means of two sample populations tested.

Origin

Early 20th century. From power + function.
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更新时间：2025/7/1 20:33:03