The standard deviation, range, variation coefficient, 95% confidence interval were analyzed, the average values of 3 cycles were compared with those of 5 cycles.
计算各组变异系数、标准差、极差、均数95%可信区间，比较连续3个心动周期与5个心动周期的参数测量值。
On the basis of the theory, analyses and grade interval classification are conducted on the size deviation indices in the standard for water-reeled tussah silk.
对生丝抽样检验分级理论在柞蚕丝领域中的可行性进行了探讨，并根据这一理论对柞蚕水缫丝标准中纤度偏差指标进行了分析和等级区间划分；
应用推荐