根据117国的人口统计数据分析得出，如果男性数量超过女性，女性会在两性关系中占据主动，结婚率上升，非婚生子数降低。
Analysis of demographic data from 117 countries has shown that when men outnumber women, women have the upper hand: marriage rates rise and fewer children are born outside marriage.
据布鲁金斯学会所发布的美国人口普查数据分析显示，2007至2010年间，郊区贫困居民总人口数增加了340万。
Between 2007 and 2010, the total number of poverty-level suburban dwellers rose by 3.4 million, according to an analysis of U.S. Census data by the Brookings Institute.
数据分析使用t检验，计算出相比较的两组平均数的差异是否显著。
In the data analysis process, T-test is used to find out whether the differences of the mean scores are significant.
数据分析使用t检验，计算出相比较的两组平均数的差异是否显著。
In the data analysis process, T-test is used to find out whether the differences of the mean scores are significant.
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