累加次数多边形图Рbox plot 盒须图Рstem and leaf plot 枝叶图Рmeasures of central tendency 中央趋势量数Рmean 平均数Рmedian 中位数Рmode 众数Рlocation measures 位置量数Рpercentile 百分位数Рquartile 四分位数Рdecile 十分位数Рdispersion measures 分散量数Рrange 全距Рinterquartile-range IQR 四分位距Рmean absolute deviation 平均绝对离差Рvariance 变异数Рstandard deviation 标准差Рcoefficient of variation 变异系数Рleft-skewed 左偏Рnegative-skewed 负偏Рright-skewed 右偏Рpositive-skewed 正偏Рcontingency table 列联表Рsampling distribution (of a statistic)(某个统计量的) 抽样分布Рpoint estimate 点估计值Рpoint estimator 点估计式Рunbiased estimator 不偏点估计式Рefficient estimator 有效点估计式Рconsistent estimator 一致点估计式Рconfidence level 信赖水准Рconfidence interval 信赖区间Рnull hypothesis 虚无假设Рalternative hypothesis 对立假设Рleft-tailed test 左尾检定Рright-tailed test 右尾检定Рtwo-tailed test 双尾检定Рtest statistic 检定统计量Рcritical value 临界值
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