它可以决定一个人应该选择非概率抽样还是概率抽样。
It may determine whether one should choose nonprobability sampling or probability sampling.
目前使用的两种抽样的基本方法是概率抽样和非概率抽样。
The two basic sampling methods in use today are probabilistic and non_probabilistic sampling.
针对输运修正引起的自散射截面导致的负概率抽样现象，提出了一种非负修正方法，并用基准计算验证了该方法的正确性。
Because of the phenomenon that the negative self-scattering cross sections cause the negative probability sample, a nonnegative corrected method is put forward and validated by the benchmark problems.
方法采用非概率随机抽样方法，选取283户家庭进行调查，并对调查结果进行统计、分析。
METHODS: a total of 283 families were investigated by random sampling, and the results of investigation were analyzed statistically.
方法采用非概率随机抽样方法，选取283户家庭进行调查，并对调查结果进行统计、分析。
METHODS: a total of 283 families were investigated by random sampling, and the results of investigation were analyzed statistically.
应用推荐