统计学词汇Aabscissa横坐标absencerate缺勤率absolutenumber绝对数absolutevalue绝对值accidenterror偶然误差accumulatedfrequency累积频数alternativehypothesis备择假设analysisofdata分析资料analysisofvariance(ANOVA)方差分析arith-logpaper算术对数纸arithmeticmean算术均数assumedmean假定均数arithmeticweightedmean加权算术均数asymmetrycoefficient偏度系数average平均数averagedeviation平均差Bbarchart直条图、条图bias偏性binomialdistribution二项分布biometrics生物统计学bivariatenormalpopulation双变量正态总体Ccartogram统计图casefatalityrate(orcasemortality)病死率census普查chi-sguare(X2)test卡方检验centraltendency集中趋势classinterval组距classification分组、分类clustersampling整群抽样coefficientofcorrelation相关系数coefficientofregression回归系数coefficientofvariability(orcoefficieutofvariation)变异系数collectionofdata收集资料column列(栏)combinativetable组合表combinedstandarddeviation合并标准差combinedvariance(orpoolledvariance)合并方差completesurvey全面调查co