城市机动车通行量与空气质量的相关性分析.pdf

Advances in Social Sciences 社会科学前沿, 2017, 6(3), 318-326 Published Online March 2017 in Hans. /journal/ass /10.12677/ass.2017.63043 The Correlation Relationship between Quantity of Vehicles and Quality of Air in Urban Area Qianqian Xing College of Economic and Management, Xidian University, Xi’an, Shaanxi nd th th Received: Mar. 2 , 2017; accepted: Mar. 20 , 2017; published: Mar. 24 , 2017 Abstract This paper takes Xi’an as an example to analyze the relationship between quantity of vehicles and AQI or SO2 or NO2 by Spearman correlation test. It’s found that some characteristics and trends appear in residents’ travel habits and time. Those characteristics mean air indicators like AQI and SO2 and NO2 will peak with quantity of vehicles at the same time, especially during the rush hours. The result of spearman correlation analysis which is about quantity of vehicles and corresponding indicators declares the opinion of this article. It shows there is a significant correlation between quantity of vehicles and quality of air in urban area in Xi’an, and the coefficient goes to 0.688. The conclusion can be drawn by analyzing and dealing with the actual data. In other words, quantity of vehicles is one of the main causes which result in air pollution. Keywords Quantity of Vehicles, Air Indicators, Spearman Correlation Test 城市机动车通行量与空气质量的相关性分析 邢茜茜 西安电子科技大学经济与管理学院，陕西 西安 收稿日期：2017年3月2 日；录用日期：2017年3月20 日；发布日期：2017年3月24 日 摘 要 基于Spearman相关性检验及统计分析的相关方法，以西安市为例，分别对机动车通行量与AQI 、SO2 、 文章引用: 邢茜茜. 城市机动车通行量与空气质量的相关性分析[J]. 社会科学前沿, 2017, 6(3): 318-326. /10.12677/ass.2017.63043 邢茜茜 NO2 的关系进行分析，研究发现空气质量