<P>UMVU, 方差一致最小无偏估计简称</P>
<P>Unbiased estimate, 无偏估计</P>
<P>Unconstrained nonlinear regression , 无约束非线性回归</P>
<P>Unequal subclass number, 不等次级组含量</P>
<P>Ungrouped data, 不分组资料</P>
<P>Uniform coordinate, 均匀坐标</P>
<P>Uniform distribution, 均匀分布</P>
<P>Uniformly minimum variance unbiased estimate, 方差一致最小无偏估计</P>
<P>Unit, 单元</P>
<P>Unordered categories, 无序分类</P>
<P>Upper limit, 上限</P>
<P>Upward rank, 升秩</P>
<P>Vague concept, 模糊概念</P>
<P>Validity, 有效性</P>
<P>VARCOMP (Variance component estimation), 方差元素估计</P>
<P>Variability, 变异性</P>
<P>Variable, 变量</P>
<P>Variance, 方差</P>
<P>Variation, 变异</P>
<P>Varimax orthogonal rotation, 方差最大正交旋转</P>
<P>Volume of distribution, 容积</P>
<P>W test, W检验</P>
<P>Weibull distribution, 威布尔分布</P>
<P>Weight, 权数</P>
<P>Weighted Chi-square test, 加权卡方检验/Cochran检验</P>
<P>Weighted linear regression method, 加权直线回归</P>
<P>Weighted mean, 加权平均数</P>
<P>Weighted mean square, 加权平均方差</P>
<P>Weighted sum of square, 加权平方和</P>
<P>Weighting coefficient, 权重系数</P>
<P>Weighting method, 加权法 </P>
<P>W-estimation, W估计量</P>
<P>W-estimation of location, 位置W估计量</P>
<P>Width, 宽度</P>
<P>Wilcoxon paired test, 威斯康星配对法/配对符号秩和检验</P>
<P>Wild point, 野点/狂点</P>
<P>Wild value, 野值/狂值</P>
<P>Winsorized mean, 缩尾均值</P>
<P>Withdraw, 失访</P>
<P>Youden's index, 尤登指数</P>
