StatCounter提供的是综合数据，来自一个150多亿次访问量的抽样调查。
StatCounter's figures are based on aggregate data on a sample of over 15 billion page views per month.
贝叶斯模型平均法用来综合各模型的结果并提供一种反映模型选择和抽样变异性的不确定性度量。
Bayesian model averaging was used to combine the results across models and to provide a measure of uncertainty that reflects the choice of model and the sampling variability.
在简单随机抽样方法的基础上提出了分层抽样的模糊综合评价模型。
A layered sampling model for fuzzy comprehensive evaluation was developed based on simple random sampling methods.
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