U.S. Environmental Protection Agency Intra-Agency Task Force Report on Air Quality Indicators

摘要

The Intra-Agency Task Force on Air Quality Indicators was established to recommend standardized air quality indicators and statistical methodologies for presenting air quality status and trends in national publications. This report summarizes the recommendations of the Task Force grouped into four categories: data base, data analysis, data interpretation and data presentation. The report includes the position papers prepared by the Task Force members dealing with precision and accuracy data, detecting and removing outliers, area of coverage and representativeness, data completeness and historical continuity, statistical indicators and trend techniques, inference and conclusion, data presentation, and continuity of year-to-year reports.