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.
方法:采用整群抽样,用生活质量综合评定问卷(GQOLI- 74)对农村空巢老人生活质量进行入户调查。
Methods: Cluster sampling empty nest elderly in rural areas and indoor interview were conducted about their QOL with GQOLI-74.
方法采用便利抽样对一县级综合医院125例护理人员进行问卷调查。
Methods Convenience sampling was adopted to investigate 125 nurse in a primary hospital with questionnaire.
通过问卷调查和作文抽样分析,说明整体语言教学有助于培养非英语专业学生的综合英语能力。
By a questionnaire and sample compositions survey, this paper shows that Whole Language Teaching Approach will help improve the English proficiency of non-English major students.
目的综合评价市场抽样的某复方次氯酸钠消毒液的消毒性能。
Objective To evaluate the disinfection properties of a compound sodium hypochlorite disinfection solution sampled from the market.
综合应用析因试验设计与拉丁超立方抽样试验设计,对难加工材料马氏体不锈钢进行了高速铣削试验。
Factorials design and Latin hypercube sampling design are applied in the high-speed milling experiments of martensitic stainless steel.
为对工业产品质量状况进行综合评价,提出了一种以模糊数学为基础的非离散抽样理论。
A non discrete sample theory was developed using fuzzy mathematics for the comprehensive evaluation of industrial product quality.
采用分层整群抽样方法,对杭州市某综合性大学的839名大学生进行匿名式问卷调查。
Methods An anonymously questionnaire survey was conducted among a random sample of 839 undergraduates.
基于给定的圆形阵列期望方向图,利用改进的伍德沃德-劳森抽样法对均匀分布有向阵元的圆形阵列方向图进行综合;
On the basis of given desired circular array pattern, the pattern for circular arrays of uniform distributed directional elements is synthesized by using of improved Woodward-Lawson sample method;
方法采用整群抽样的方法选择样本,抽取北京市3所综合性医院的182名住院患者家属和213名护士进行调查。
Method Using the method of cluster sampling, 182 family members and 213 nurses from 3 general hospitals were sampled and investigated with questionnaires.
在此基础上,采用分层抽样技术和综合评价法,构建了基于车辆行驶时间(VHT)加权的分层次交通拥堵指数(TCI)模型。
Then, a weighted vehicle-hours-traveled (VHT) based traffic congestion indices (TCI) model was developed by using stratified sampling and comprehensive evaluation method.
在综合双侧规格限下研究方差未知的正态分布产品可靠性抽样检验方法。
This paper studies reliability sampling inspection method for items whose quality characteristic has a normal distribution with an unknown variance under double combined specification limits.
最后,综合前两种方法进行改进,提出了3基于分治策略和指导抽样的方法。
Finally, by means of improvement with integration of the two methods proposed before, we present 3 approach based on divided-and-conquer and guided selection.
通过问卷调查和作文抽样分析,说明整体语言教学有助于培养非英语专业学生综合英语能力。
By a questionnaire and sample compositions survey, this paper illustrates that Whole Language Approach will help improve the English proficiency of non-English-major college students.
通过问卷调查和作文抽样分析,说明整体语言教学有助于培养非英语专业学生综合英语能力。
By a questionnaire and sample compositions survey, this paper illustrates that Whole Language Approach will help improve the English proficiency of non-English-major college students.
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