一、单因素分析某地区某统计指标按某种分组标志将总体分为n个分组,总体标志值、各分组标志值及一般统计分析中经常用到的分析指标及计算公式如表1所示。其中“增加”是指报告期较基期的指标标志值增加的绝对量;“增长”是指报告期较基期指标标志值增加的相对量;“贡献”即贡献率,是指由于某分组标志值的增加或减少对总体指标值增加或减少的百分数;“拉动”是指由于 First, the single factor analysis of a region by a statistical indicators of a group of signs will be divided into n groups, the overall value of the flag, the value of the sub-group and the general statistical analysis of commonly used indicators and calculation formulas are shown in Table 1 . The “increase” refers to the absolute value of the increase of the index value of the indicator in the reporting period from the base period; “growth” refers to the relative increase of the value of the index value of the indicator in the reporting period over the base period; “contribution” Refers to the percentage increase or decrease of the overall index due to the increase or decrease of the value of a group mark; “Pull” means that as a result of