diff options
Diffstat (limited to 'man/drcfit.Rd')
| -rw-r--r-- | man/drcfit.Rd | 20 |
1 files changed, 10 insertions, 10 deletions
diff --git a/man/drcfit.Rd b/man/drcfit.Rd index b10418a..67462ba 100644 --- a/man/drcfit.Rd +++ b/man/drcfit.Rd @@ -7,7 +7,7 @@ } \usage{ drcfit(data, chooseone = TRUE, probit = TRUE, logit = FALSE, - weibull = FALSE, linlogit = FALSE, level = 0.95, + weibull = FALSE, linlogit = FALSE, level = 0.95, showED50 = FALSE, EDx = NULL) } \arguments{ @@ -67,7 +67,7 @@ \value{ A dataframe with the attribute \code{models} holding a list of the fitted dose-response models of class \code{\link{nls}}. The dataframe has at least - one line for each substance. + one line for each substance. The following variables are in the dataframe: \item{Substance}{ @@ -89,14 +89,14 @@ If the data did not show a mean response < 0.5 at the highest dose level, the modeltype is set to \dQuote{inactive}. If the mean response at the lowest dose is smaller than 0.5, the modeltype is set to \dQuote{active}. - In both cases, no fitting procedure is carried out. If the fitted ED50 + In both cases, no fitting procedure is carried out. If the fitted ED50 is higher than the highest dose, \dQuote{no fit} is given here. } \item{logED50}{ The decadic logarithm of the ED50 } \item{low \%}{ - The lower bound of the confidence interval of log ED50. + The lower bound of the confidence interval of log ED50. The name of the column depends on the requested confidence \code{level}. } \item{high \%}{ @@ -112,16 +112,16 @@ } \item{a}{ For the linlogit model, this is the parameter e from \code{\link{BC.4}}. - For the probit and the logit model, this is the ED50. For the weibull - model, this is parameter e from \code{\link{W1.2}}. Note that the Weibull + For the probit and the logit model, this is the ED50. For the weibull + model, this is parameter e from \code{\link{W1.2}}. Note that the Weibull model is fitted to the untransformed data. } \item{b}{ For the linlogit, probit, logit and weibull models, these are the - parameters b from \code{\link{BC.4}}, \code{\link{LN.2}}, + parameters b from \code{\link{BC.4}}, \code{\link{LN.2}}, \code{\link{LL.2}} and \code{\link{W1.2}}, respectively. Note that the parameter definitions (and in the case of Weibull, the model - used) are different to the ones used in \code{\link{drfit}}. + used) are different to the ones used in \code{\link{drfit}}. } \item{c}{ Only the \dQuote{linlogit} fit produces a third parameter \code{c}, which is @@ -140,14 +140,14 @@ r <- drcfit(antifoul, showED50 = TRUE, EDx = c(5, 10, 20)) format(r, digits = 2) } \note{There is a demo for each dataset that can be accessed by - \code{demo(dataset)}} + \code{demo(dataset)}} \seealso{ Further examples are given in help pages to the datasets \code{\link{antifoul}}, \code{\link{IM1xIPC81}} and \code{\link{IM1xVibrio}}. } \author{ - Johannes Ranke \email{jranke@uni-bremen.de} + Johannes Ranke \email{jranke@uni-bremen.de} \url{http://www.uft.uni-bremen.de/chemie/ranke} The functionality of the drc package used under the hood in this function was written by Christian Ritz. |