Nondetects and Data Analysis Statistics for Censored Environmental Data

The measurement of trace chemicals in water, air, soil, and biota frequently results in values reported only as less than the detection limit. The standard practice in environmental science for interpreting these data is woefully inadequate, usually consisting of substituting one-half the detection limit and performing traditional statistics tests.

Product details

• Authors: Dennis R. Helsel, Usgs, Dennis R. Heisel, Dennis R. Usgs Helsel
• Publisher: Wiley, John and Sons Ltd
• Content: Book
• Product form: Hardback
• Publication date: 19.11.2004
• Subject: Social sciences, law, business > Business > Economics; Natural sciences, medicine, IT, technology > Mathematics > Probability theory, stochastic theory, mathematica
• EAN: 9780471671732
• ISBN: 978-0-471-67173-2
• Pages: 268
• Series: Statistics in Practice > 12; Statistics in Practice > 12