By quartile robust statistical Z-Score way analysis of Proficiency Testing process to make Gaussian node Z-scores ways.
通过对四分位数稳健统计进行z比分数法能力验证过程的分析提出高斯节点z比分数法。
2
Z-scores take into account the differences in score between each school in that column and the spread of scores between the top and bottom school.
得分计入同一指标下各校之间的差异，以及从首位到末位学校的得分分布情况。
3
To prevent a really unlucky experience from having too large a negative impact on your final average Z-score, we shall drop the worst two Z-scores for each individual.