measure of dispersion 中文意思是什麼

measure of dispersion 解釋
變異度
  • measure : n 1 尺寸，尺度，量，分量；【數學】測度；度量法；計量單位。2 量具，量器。3 （衡量）標準，準繩；程...
  • of : OF ＝Old French 古法語。
  • dispersion : n 1 分散，散開；散布，傳播；離散。2 【物理學】彌散，色散；【化學】分散作用；被分散物；分散相，分...
  1. Standard deviation in statistics, a measure of the dispersion of a frequency distribution : it is the average magnitude of deviations from the center of normal curve, calculated by squaring all the deviations, calculating their mean, then finding the square root of the mean

    標準偏差：統計中，一種衡量數據組分佈的分散或變化情況的數據，是偏離正態分佈中間位置數據大小的平均值。
  2. For this quantity to be a meaningful measure of dispersion of the scale factors, the assumption of normality is again required.

    該量是標度因數離散程度的一個有效的量度。就這個量來說，也要求正態性假定。
  3. Abstract : the hot wire anemometer and the ensemble average method are used to measure and study the dispersion turbulent transient feature in a closed cylindrical explosion bomb. the comparison of the dispersion turbulent parameters from different shapes of closed explosion bombs is presented. the relation between errors and numbers in dispersion turbulent measurement with the ensemble average metod is discussed

    文摘:採用熱線風速儀和系綜平均法測定和研究了封閉圓柱形粉塵爆炸罐內揚塵湍流的瞬態特性，並與球形爆炸容器內已測定的揚塵湍流瞬態特性進行了比較，對系綜平均法用於揚塵湍流的測量誤差與測量次數的關系進行了探討。
  4. This paper deals with the method of stress wave to measure the elastic modulus, loss modulus and their dispersion relationships against frequency of materials

    摘要用應力波的方法建立一維木材動彈模量的色散關系方程，並測量和分析了兩種木質材料的動彈模量與頻率的色散關系。
  5. In this dissertation, different theories of measurement are discussed. through the comparison, we use traveling - wave method to measure dispersion and nonresonant perturbation method to measure interaction impedance

    通過分析、比較不同的測量方法，本文最後採用行波法測量色散，非諧振微擾法測量耦合阻抗。
  6. A measure of the dispersion of a set of data from its mean. the more spread apart the data is, the higher the deviation

    一組數據的平均數與這組數據的偏差的衡量尺度。更偏離的數據是更高的偏差。
  7. Statistics - measure of dispersion

    量度集中趨勢
  8. This paper uses methods of mathematical statistics to quantitatively measure the concentration and dispersion degree of spatial pattern and evaluate the convenience degree of spatial connection of wuhan in deviation ratio, compactness ratio, dispersion ratio, radial shape index and transportation distance

    摘要運用數理統計方法，從偏離度、緊湊度、離散度、放射狀指數及出行距離等方面，對武漢市建成區幾何形狀的集中、分散程度和空間聯系的便捷程度進行定量化測度評價。
  9. Because of the disadvantages such as low automatism, timeworn, the foreign measurement equipments can not meet the demands of measurement on - line. the aim of this dissertation is to develop a measure system of dispersion and interaction impedance, which has high measure precision and automatism

    因此，研製出一套高度自動化、具有較高測量精度的冷參量在線測量系統就成為行波管科研生產單位的迫切需求，這也是本論文的工作目標。
  10. The range is easy to understand and to find, but its usefulness as a measure of dispersion is limited.

    極差很好理解，也容易計算，但作為度量離散性的一個量，它的作用則是有限的。
  11. Measure of dispersion

    離差的量度
  12. To increase our understanding of the pattern of the data, we must also measure its dispersion-its spread, or variability.

    為了加深對數據特徵的全面理解，還必須度量它的離散性，即數據的分散程度或變異程度。
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