diff --git a/README.md b/README.md index dbc8cc521..351f0081d 100644 --- a/README.md +++ b/README.md @@ -213,7 +213,7 @@ evaluation(materiality = NULL, min.precision = NULL, method = 'poisson', - `stringer.lta`: Stringer bound with LTA correction (Leslie, Teitlebaum, & Anderson, 1979). - `stringer.pvz`: Modified Stringer bound (Pap & van Zuijlen, 1996). - `rohrbach`: Rohrbach's augmented variance estimator (Rohrbach, 1993). -- `moment`: Modified moment bound (Dworing & Grimlund, 1984). +- `moment`: Modified moment bound (Dworin & Grimlund, 1984). - `coxsnell`: Cox and Snell bound (Cox & Snell, 1979). - `mpu`: Mean-per-unit estimator (Touw & Hoogduin, 2011). - `direct`: Direct estimator (Touw & Hoogduin, 2011). diff --git a/man/auditPrior.Rd b/man/auditPrior.Rd index cae6c85c4..639d51a25 100644 --- a/man/auditPrior.Rd +++ b/man/auditPrior.Rd @@ -64,8 +64,8 @@ For more details on how to use this function, see the package vignette: \details{ To perform Bayesian audit sampling you must assign a prior probability distribution to the parameter in the model, i.e., the population misstatement \eqn{\theta}. The prior distribution can incorporate pre-existing audit information about \eqn{\theta} before seeing a sample, which consequently allows for a more efficient or more accurate estimate of \eqn{\theta}. - However, the default priors used in \code{jfa} are purposely indifferent towards the individual values of \eqn{\theta}. For these priors, the posterior distribution is based solely on the data from the sample, i.e., the likeihood. - Note that the default prior is a conservative choice of prior since it assumes all possible misstatement is equally likely before seeing information from a data sample. + However, the default priors used in \code{jfa} are purposely indifferent towards the individual values of \eqn{\theta} in order to 'let the data speak for themselves'. + Note that these default priors are a conservative choice of prior since they assume all possible misstatement to be (roughly) equally likely before seeing a data sample. It is therefore strongly recommended to construct an informed prior distribution based on pre-existing audit information if possible. This section elaborates on the available options for the \code{method} argument. diff --git a/man/planning.Rd b/man/planning.Rd index 1337ce372..bd341ed85 100644 --- a/man/planning.Rd +++ b/man/planning.Rd @@ -73,9 +73,9 @@ planning( prior = TRUE ) -# Bayesian planning using an impartial beta prior distribution +# Bayesian planning using an impartial gamma prior distribution planning( - materiality = 0.05, expected = 0, likelihood = "binomial", + materiality = 0.05, expected = 0, likelihood = "poisson", prior = auditPrior(method = "impartial", materiality = 0.05) ) }