抽樣數 的英文怎麼說
中文拼音 [chōuyàngshǔ]
抽樣數
英文
sample size-
Occupy what held recently " dozenth academic communication meets an epidemiology of countrywide heart and vessels " the data of exposure makes clear, the philtrum of blood pressure has been measured in these, know oneself blood pressure is worth, or whether is him understanding hypertensive number, occupy only by 43. 9 % of investigation number, in addition, the rate taking drug of sampling crowd and rate of blood pressure control are very low also
據近日召開的「第十二屆全國心血管流行病學學術交流會」披露的資料表明，在這些測過血壓的人中，知道自己的血壓值，或了解自己是否為高血壓的人數，只佔被調查人數的43 . 9 % ，此外，抽樣人群的服藥率與血壓控制率也很低。Firstly, by numerical and theoretical analysis, the author compares some existent confidence intervals, for example, " exact " confidence interval, wald confidence interval and bayesian confidence interval, and finds some deficiencies points of the confidence intervals, whose modification version has been proposed. also, several better confidence intervals such as are also presented. secondly, for given confidence coefficient and interval width, the author constructs a class of asymptotical two - stage interval estimate procedures. at the same time, under varies restriction of confidence coefflcientent interval width, the optional sample size of the first stage has been computed by numerical computation. the numerical computation shows that the method considered in this dissertation have good properties and applied value
同時，由於poisson分佈的特性，我們知道不存在其參數區間長度小於0 . 5的置信區間，基於這些情況，我們主要展開了以下兩個方面的研究：一是利用數值計算分析與理論分析的方法對現有的若干置信區間如「精確」置信區間， wald置信區間， bayes置信區間等進行分析比較，發現了一些缺陷，針對這些缺陷，我們進行適當的修正，並得到幾種性質較好的置信區間如：修正大樣本區間jeffreys原則下置信區間二是針對已給定的置信系數與區間長度，我們提出了一種漸近的兩階段區間估計程序，並利用數值計算的方法，在各種置信系數與區間長度限定下，算出了最優的第一階段觀測次數（抽樣量） ，大量數據表明，本文考慮的方法性態良好，具有應用價值。Methods for random sampling by utillzing dices of random number
利用隨機數骰子進行隨機抽樣的方法Methods for random sampling by utilizing dices of random number
利用隨機數骰子進行隨機抽樣的方法In addition, a low - pass filter can be employed prior to the digital - to - analog ( d / a ) stage to smooth the stairstep effect resulting from the combination of a low sampling rate and quantization
另外，在數模轉換（ d / a ）級前用低通濾波器可以平滑因低的抽樣頻率和量化造成的階梯效應。This dissertation ' s problem just comes from this engineering background exactly. for this two kinds of cores, which were taken from the engineering place, this dissertation draws sample by computer and analyses the weight distributions, getting the weight curves, the middle weights, asymmetry coefficients and other physics characteristic indexes of them, and makes up the model samples which are similar to the factual weight distributions
本文對施工現場採用的10 100kg和1 800kg重量范圍的堤心石進行了隨機抽樣和重量級配分析，得到了描述這兩種堤心石類別的重量級配曲線、中值重量、不均勻系數等物理特性指標，並由此制備重量級配相似的模型樣本。The department of ecology and biodiversity of the university of hong kong has been appointed to carry out the 2001 - 02 programme. the main aspects of monitoring include sampling of marine benthic animals, analysing bird population data, habitat extent and conditions. cross reference will be made to environmental data such as mudflat sedimentation, water quality, sediment quality and land use changes
香港大學的生態學及生物多樣化學系，獲委派進行二零零一至零二年度的計劃，主要監測范圍包括抽樣調查海洋底棲動物、分析鳥類種群數據、生境分佈及狀況；亦會參考相關的環境數據，例如泥灘的沉積情況、水質、沉積物的質素、土地用途改變等，作為對照。For fir, after researching window function method and frequcy sampling method, it is suggested that the filter designed from blackman window function is satisfactory, afterward the filter is programmed with reasonable operational structure
再分別對fir濾波器的窗函數法和頻域抽樣法進行模擬分析，從中得出用512點的布拉克曼窗函數設計的fir濾波器能滿足濾波要求，然後選用合理的運算結構對此濾波器編程實現。Two block time - recursive algorithms are developed for the efficient and fast computation of the 1 - d rdgt coefficients and for the fast reconstruction of the original signal from the coefficients in both the critical sampling case and the oversampling case. the two algorithms are implemented respectively by a unified parallel lattice structure. and the computational complexity analysis and comparison show that the proposed algorithms provide a more efficient and faster method for the computation of the discrete gabor transforms
首先論證了一維rdgt系數求解演算法和由變換系數重建原信號演算法，不論是在臨界抽樣條件下還是在過抽樣條件下，都同樣具有塊時間遞歸特性，並提出了相應的塊時間遞歸演算法及其并行格型結構實現方法，計算機模擬驗證了并行格型結構實現的可行性，計算復雜性分析與比較也說明了rdgt塊時間遞歸演算法的并行格型結構在計算時間方面所具有的高速和高效性能。Using simulation result as a substitute for data of test sampling, obtains the relation between sample size and sum of buildings, and it would be helpful to calculation of sample size
利用模擬結果代替試驗抽樣數據，得到了樣本容量與建築總量的變化關系，為樣本容量的計算提供了幫助。This paper discusses the relation between the sampling period and the stability of sampled - data
本文討論了抽樣周期與抽樣數據穩定性之間的相互關系。By comparing the calculation methods of chird number parity progression ratios parity progression ratios and based on the data of 1 national population sampling survey of 2000, this paper calculate the child number parity progressive ratios respectively by the variables of age, urban - rural and region to reveal the levels and distribution of the lifetime fertility of chinese women
摘要通過孩次遞進比計算方法的比較選擇，本文運用第五次全國人口普查1抽樣數據分別計算中國2000年育齡婦女的各年齡別孩次遞進比、城鄉孩次遞進比、區域孩次遞進比，揭示中國育齡婦女生育水平的分佈狀況。Sampled data computer
抽樣數據計算機The results show that the optimal stopping rule for our proposed sequential sampling plan can effectively reduce the average sample number and thus achieve a minimum total loss under the reasonable type and errors
研究結果顯示在合理的型誤差及型誤差下，本研究所提出的抽樣計畫停止法則可有效降低平均抽樣數使抽樣總成本達到最低。Socio - economic differentials in the srb are also examined in this article using the micro data of the 2000 census
本文還根據2000年普查千分之一抽樣數據，考察了出生性別比的社會經濟差異。A model - calibration approach to using complete auxiliary information from stratified sampling survey data
利用分層抽樣數據中完全輔助信息的模型校正方法The relevant sample data of census are counted in 1986
1986年此次普查的相關抽樣數據被統計出來。Dialog box in business intelligence development studio to view sampled data for a selected object, such as a table or view
對話框，可以查看所選對象（如表或視圖）的抽樣數據。Sample data the portfolio is a dynamic investment portfolio which will change his component stocks at the end of each month. there are always 10 stocks in the portfolio and they share the capital equally. the rules to choose the component stocks are following ： 1 ) data referenced in the step is the proceeds of each stock in last five menthes
本文就是在一定的假設前提下，引入一種技術分析方法，根據中國股市十幾年來的歷史數據進行模擬投資，生成抽樣數據，在考慮投資的收益性和風險性的基礎上，確定檢驗變量，並對檢驗變量進行假設檢驗，確定證明它能夠擊敗市場的置信度。Average sample size
平均抽樣數分享友人