Results The claim numbers in either groups of policy-holders or in overall policies followed a negative binomial distribution.
结果四类投保人和全部保单的理赔次数分布均服从负二项分布。
Results The claim numbers in either groups of policy-holders or in overall policies followed a negative binomial distribution.
结果四类投保人和全部保单的理赔次数分布均服从负二项分布。
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