variancen.不一致；变化；[数]方差variance of proportion比例的方差variance to mean ratio平均比的方差variance normalization方差标准化variance heterogeneity方差的不一致性variance of population母体变异variance-length curve变异长度曲线variance - ratio test方差比检验variance-compensation方差补偿variance of unit weight单位权方差; 方差因子variance devoting rates方差贡献率

1. The result of the variance ratio showed that the random walk hypothesis on the wheat futures of ZCE was disproved.
   方差比检验的研究结果却表明郑州小麦期货市场不满足有效性假设。