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A random variable X is said to have the beta distribution with parameters a and b if its probability density function is: \(\displaystyle f_X(x)=\frac 1{B(a,b)}x^{a-1}(1-x)^{b-1},\qquad 0&lt;x_1_qquad a=""&gt;0,b&gt;0 \) </x_1_qquad>

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Beta Distribution, The

  • 工具书词条

  • 发表日期：

    2025年

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  • Arjun K. Gupta

摘要

A random variable X is said to have the beta distribution with parameters a and b if its probability density function is: \(\displaystyle f_X(x)=\frac 1{B(a,b)}x^{a-1}(1-x)^{b-1},\qquad 0<x_1_qquad a="">0,b>0 \)