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单词 one-tail probability
释义
one-tail probability

Statistics
  • For the random variable X, with median m, the one-tail probability associated with the value x is P(Xx) if x < m and P(Xx) if x > m. If x < m, then the corresponding two-tail probability is P(Xx)+P{X≥(2mx)}. For a symmetric distribution this equals 2P(Xx).


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