02137nam 2200469 450 991071675470332120210816111948.0(CKB)5470000002524628(OCoLC)1264085495(EXLCZ)99547000000252462820210816d2020 ua 0engur|||||||||||txtrdacontentcrdamediacrrdacarrierTime-series model, statistical methods, and software documentation for R-QWTREND an R package for analyzing trends in stream-water quality /by Aldo V. Vechia and Rochelle A. NustadReston, Virginia :U.S. Department of the Interior, U.S. Geological Survey,2020.1 online resource (viii, 52 pages) color illustrationsOpen-file report,2331-1258 ;2020-1014"Prepared in cooperation with the International Joint Commission, North Dakota Department of Environmental Quality, and Minnesota Pollution Control Agency."Includes bibliographical references (pages 50-51).Time-series model, statistical methods, and software documentation for R-QWTREND Water quality managementUnited StatesComputer programsStream measurementsUnited StatesComputer programsWater quality managementUnited StatesStatistical methodsStream measurementsUnited StatesStatistical methodsWater quality managementComputer programs.Stream measurementsComputer programs.Water quality managementStatistical methods.Stream measurementsStatistical methods.Vecchia Aldo V.1385437Nustad Rochelle A.Geological Survey (U.S.),International Joint Commission.Minnesota Pollution Control Agency.GPOGPOBOOK9910716754703321Time-series model, statistical methods, and software documentation for R-QWTREND3469411UNINA