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Peer reviewedAkland, Gerald G.; Nehls, Gerald J. – Journal of the Air Pollution Control Association, 1973
Applying to air quality data, procedures are presented for site characterization, method identification, data validation, and data summarization that are being established by the Environmental Protection Agency for the National Aerometric Data Bank. Topics review screening criteria, atypical results (data outliers), data accuracy and precision,…
Descriptors: Data Collection, Data Processing, Databases, Information Storage
Download full textHenderson, Louise B.; Allen, Danny R. – 1981
The data entry quality control procedures in discrete data entry tasks in the National Longitudinal Study (NLS) Fourth Follow-Up Survey are examined. Direct data entry terminals were used to key survey questionnaire item responses, telephone interview corrections, respondent background information and supplemental questionnaire responses into…
Descriptors: Data Analysis, Data Processing, High School Graduates, Information Storage
