From d8d6012e98fb4c7f158bcc7c173407c2b5f3e42e Mon Sep 17 00:00:00 2001 From: ranke Date: Sat, 22 Aug 2015 09:03:10 +0000 Subject: Get rid of the branched svn layout I never used git-svn-id: http://kriemhild.uft.uni-bremen.de/svn/chemCal@36 5fad18fb-23f0-0310-ab10-e59a3bee62b4 --- branches/0.1/chemCal/man/din32645.Rd | 61 ------------------------------------ 1 file changed, 61 deletions(-) delete mode 100644 branches/0.1/chemCal/man/din32645.Rd (limited to 'branches/0.1/chemCal/man/din32645.Rd') diff --git a/branches/0.1/chemCal/man/din32645.Rd b/branches/0.1/chemCal/man/din32645.Rd deleted file mode 100644 index cacbf07..0000000 --- a/branches/0.1/chemCal/man/din32645.Rd +++ /dev/null @@ -1,61 +0,0 @@ -\name{din32645} -\docType{data} -\alias{din32645} -\title{Calibration data from DIN 32645} -\description{ - Sample dataset to test the package. -} -\usage{data(din32645)} -\format{ - A dataframe containing 10 rows of x and y values. -} -\examples{ -data(din32645) -m <- lm(y ~ x, data = din32645) -calplot(m) - -## Prediction of x with confidence interval -(prediction <- inverse.predict(m, 3500, alpha = 0.01)) - -# This should give 0.07434 according to test data from Dintest, which -# was collected from Procontrol 3.1 (isomehr GmbH) in this case -round(prediction$Confidence,5) - -## Critical value: -(crit <- lod(m, alpha = 0.01, beta = 0.5)) - -# According to DIN 32645, we should get 0.07 for the critical value -# (decision limit, "Nachweisgrenze") -round(crit$x, 2) -# and according to Dintest test data, we should get 0.0698 from -round(crit$x, 4) - -## Limit of detection (smallest detectable value given alpha and beta) -# In German, the smallest detectable value is the "Erfassungsgrenze", and we -# should get 0.14 according to DIN, which we achieve by using the method -# described in it: -lod.din <- lod(m, alpha = 0.01, beta = 0.01, method = "din") -round(lod.din$x, 2) - -## Limit of quantification -# This accords to the test data coming with the test data from Dintest again, -# except for the last digits of the value cited for Procontrol 3.1 (0.2121) -(loq <- loq(m, alpha = 0.01)) -round(loq$x,4) - -# A similar value is obtained using the approximation -# LQ = 3.04 * LC (Currie 1999, p. 120) -3.04 * lod(m,alpha = 0.01, beta = 0.5)$x -} -\references{ - DIN 32645 (equivalent to ISO 11843), Beuth Verlag, Berlin, 1994 - - Dintest. Plugin for MS Excel for evaluations of calibration data. Written - by Georg Schmitt, University of Heidelberg. - \url{http://www.rzuser.uni-heidelberg.de/~df6/download/dintest.htm} - - Currie, L. A. (1997) Nomenclature in evaluation of analytical methods including - detection and quantification capabilities (IUPAC Recommendations 1995). - Analytica Chimica Acta 391, 105 - 126. -} -\keyword{datasets} -- cgit v1.2.1