查询词典 percentiles

Geographical distribution characteristics of urban visibility in Anhui province are analyzed using routine observational data at 17 urban stations during the period from 1980 to 2005. The visibility trends in 5 cities from 1955 to 2005 have been analyzed using the methods of Ridit analysis cumulative percentiles and frequency of "very good" visibility.

利用安徽省17个地级市气象站1980-2005年的能见度观测资料，分析了安徽省城市大气能见度的地理分布特征，并用Ridit、累积百分率和"非常好"能见度出现频率分析法分别对5个代表性城市1955-2005年的大气能见度进行了研究和分析。

By use of the 1961-2005 daily mean temperature station data over China and the cumulative frequency distribution, the extremely high temperature thresholds on four different time scales, day, pentad, month and season, are defined by the 90th (10th) percentiles of the CFD.

利用1961-2005年45a中国日平均温度的站点资料和累积频率的统计方法，确定了以90%(10%)累积频率为标准的日、旬、月和季四种不同时间尺度的极端高温事件的阈值。

In this paper a kind of point estimation and interval estimation using order statistics on percentiles of unknown continuous type totality is studied in this paper.

本文给出了未知连续型总体百分位点的一种次序统计量的区间估计方法。

For this reason, the conclusion that interval estimation for percentiles can be educed by order statistics can be gotten.

正是由于次序统计量的这种性质，我们得出结论：可以用次序统计量来推求总体百分位点的区间估计。

The median age was 61 years (25th and 75th percentiles, 56 and 68 years), and 80% of patients were male.

年龄中位数为61岁（第25和第75百分位数， 56及68岁），和80 ％的患者都是男性。

The formulas for confidence limits of percentiles and percentages and tolerance limits of a normal distribution are given by means of the noncentral t-distribution.

建立了正态分布置信限曲线方程，给出了其百分位值和百分率的置信限公式和容忍限公式。

Measurements and Main Results: The main abnormalities were a low percentage of rapid eye movement sleep counting, for a median (25th-75th percentiles) of 10%(3.5-12.5) of total sleep, and a highly fragmented sleep with 29 arousals and awakenings per hour of sleep.

方法和结果：主要的异常结果为快眼动相睡眠数的百分比较少，其中位数（25~75%）是10%（3.5~12.5），片断睡眠的比例较高，每小时睡眠约有29次微觉醒和觉醒。

Results All the BMI values of means, medians and percentiles of male adoleseents were significantly higher than those of female.

方法采用整群抽样的方法，随机抽取长沙市内4所中学，收集2004～2006年11～18岁学生的健康监测数据，分析BMI的分布特点，并与中国学龄儿童青少年BMI超重、肥胖标准进行比较。

Simple descriptive statistical analyses were carried out and quartiles and 95th percentiles were calculated for each age group.

结果显示年龄相关性PSA参考值分别为：40-49岁年龄组， 2.15ng/mL； 50-59岁年龄组，3.20ng/mL；60-69岁年龄组，4.10ng/mL；70-79岁年龄组，5.37ng/mL。

The transport and door 2–to-balloon times were 29 minutes (25th and 75th percentiles, 25 and 35 minutes) and 35 minutes (25th and 75th percentiles, 32 and 46 minutes), respectively.

输送和通道2到球囊时间分别为29分钟（25th和75th百分点，25和35分钟）和35分钟（25th和75th百分点，32和46分钟）。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。