NEWS

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RRreg 0.7.5 (2022-11-25)

• new function anova.RRlog() for likelihood ratio tests (LRT) of RRlog models
• added logLik to RRuni() models
• improved vignettes
• clean styling of R code

RRreg 0.7.3 (2021-09-03)

• bugfix: use "role" instead of "rol" in description

RRreg 0.7.2

• bugfix: add rmarkdown to dependencies

RRreg 0.7.1 (2019-12-04)

• Bug fixes for issues concerning class(matrix(...)) in R 4.0.0

RRreg 0.7.0 (2018-08-27)

• Bugfix for likelihood ratio test (LRT) in RRlog: refitting nested model if difference between Wald's-Chi^2 and LRT-Chi^2 is larger than one.
• Improved documentation of summary output for RRlog

RRreg 0.6.9 (2018-07-26)

• Bugfixes and consistent behavior of predict.RRlog() for the argument: type=c("link", "response", "attribute")
• Bugfix for plot.RRlog and possibility to use type=c("link", "response", "attribute")

RRreg 0.6.8 (2018-06-04)

• Citation updated: Heck, D. W., & Moshagen, M. (2018). RRreg: An R package for correlation and regression analyses of randomized response data. Journal of Statistical Software, 85 (2), 1-29. doi: 10.18637/jss.v085.i02

RRreg 0.6.6 (2018-03-29)

• Bugfixes in predict.RRlog()

RRreg 0.6.5 (2018-02-11)

• Improved stability of RRmixed(): Better starting values and estimation options

RRreg 0.6.3

• Fixed estimated standard error of univariate prevalence estimates (deviding by n-1 instead of n)
• Fixed univariate estimates for Kuk's method

RRreg 0.6.2 (2017-03-08)

• New RR Model: Triangular Model
• Fixed image links in vignette
• Selective import of package functions
• Updated email address
• Updated vignette

RRreg 0.6.0 (2015-12-14)

• Bug fixes for RRsimu and RRuni

RRreg 0.5.0 (2015-11-12)

• New function RRmixed() to fit logistic RR regressions with mixed effects (random slope/intercept in hierarchical models) using RR data based on lme4
• New function getPW() to get misclassification matrices for the implemented RR designs
• New data set 'minarets' for demonstration (type: data(minarets) )
• Proper maximization in RRuni() to get ML estimates (instead of moment estimates)
• Possibility to use a "custom"" RR misclassification matrix in RRuni, RRgen, and RRlog

RRreg 0.4.1 (2015-07-28)

• New function plot.RRlog to plot predictions and confidence interval for a logistic RR regression
• Bugfix in predict.RRlog
• Random starting values in RRlog for fit.n=1
• Updated dependencies

RRreg 0.3.0 (2015-02-23)

• Logistic regression in RRlog now uses a combination of EM algorithm and gradient-based optimization (previously, only optim was used)
• Compute predicted values (incl. SE and CI) for logistic RR regression by predict.RRlog
• Bugfixes in RRlin for multiple nonRR predictors and infinite log-likelihood
• More detailed documentation (specification of p in RRuni, available models for RRlin)

RRreg 0.2.0 (2014-11-18)

• new function powerplot() to plot power of the three implemented multivariate RR methods
• bootstrapped p-values in RRcor and correlations bound to [-1,1]
• random starting values and repeated optimization in RRlin
• RRsimu: increased stability; RRlin included; generating data for RRcor and RRlog separately; estimation of power
• continuous mixture RR models: "mix.norm" and "mix.exp" added to RRgen, RRuni, and RRcor, "mix.unknown" added to RRuni and RRcor

RRreg 0.1.3 (2014-09-20)

• first stable release of RRreg
• data generation: RRgen, RRsimu
• statistical analysis: RRuni, RRlog, RRcor, RRlin
• one-group RR designs: Warner, Kuk, Mangat, FR, Crosswise UQTknown
• two-group RR designs: UQTunknown, CDM, CDMsym, SLD