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If X is a random variable with a Pareto (Type I) distribution, then the probability that X is greater than some number x, i.e. the survival function (also called tail function), is given by

If X is a random variable with a Pareto (Type I) distribution, then the probability that X is greater than some number x, i.e. the survival function (also called tail function), is given by

如果 x 是一个带有 '''<font color="#ff8000">帕累托分布 （1 型）Pareto (Type i)</font>'''分布的随机变量，那么 x 大于某个数 x 的概率，即。生存函数(也称为尾部函数)为

如果 x 是一个带有 '''<font color="#ff8000">帕累托分布 （1 型）Pareto (Type i)</font>'''的随机变量，那么 x 大于某个数 x 的概率，即。生存函数(也称为'''<font color="#ff8000"> 尾部函数Tail function</font>''')为