Man pages for extras
Helper Functions for Bayesian Analyses

as_listAs List
as_list_unnamedAs List
bernBernoulli Distribution
chk_indexCheck Index
chk_indicesCheck Indices
chk_parsCheck Parameter Names
dev_bernBernoulli Deviances
dev_beta_binomBeta-Binomial Deviances
dev_binomBinomial Deviances
dev_gammaGamma Deviances
dev_gamma_poisGamma-Poisson Deviances
dev_gamma_pois_ziZero-Inflated Gamma-Poisson Deviances
dev_lnormLog-Normal Deviances
dev_neg_binomNegative Binomial Deviances
dev_normNormal Deviances
dev_poisPoisson Deviances
dev_pois_ziZero-Inflated Poisson Deviances
dev_skewlnormSkew-Lognormal Deviances
dev_skewnormSkew Normal Deviances
dev_studentStudent's t Deviances
directionDirection of a distribution
directional-informationDirectional information
exp10Exponential Transformation of Base 10
exp2Exponential Transformation of Base 2
extras-packageextras: Helper Functions for Bayesian Analyses
fabsAbsolute
fill_allFill All Values
fill_naFill Missing Values
ilogInverse Log Transformation
ilog10Inverse Log Base 10 Transformation
ilog2Inverse Log Base 2 Transformation
ilogitInverse Logistic Transformation
invlogitInverse Logistic Transformation
inv_logitInverse Logistic Transformation
inv_oddsInverse Odds
kurtosisKurtosis
log10-setLog Base 10 Transformation
log2-setLog Base 2 Transformation
logitLogistic Transformation
logit-setLogistic Transformation
log_lik_bernBernoulli Log-Likelihood
log_lik_betaBeta Log-Likelihood
log_lik_beta_binomBeta-Binomial Log-Likelihood
log_lik_binomBinomial Log-Likelihood
log_lik_expExponential Log-Likelihood
log_lik_gammaGamma Log-Likelihood
log_lik_gamma_poisGamma-Poisson Log-Likelihood
log_lik_gamma_pois_ziZero-Inflated Gamma-Poisson Log-Likelihood
log_lik_lnormLog-Normal Log-Likelihood
log_lik_neg_binomNegative Binomial Log-Likelihood
log_lik_normNormal Log-Likelihood
log_lik_poisPoisson Log-Likelihood
log_lik_pois_ziZero-Inflated Poisson Log-Likelihood
log_lik_skewlnormSkew-Lognormal Log-Likelihood
log_lik_skewnormSkew Normal Log-Likelihood
log_lik_studentStudent's t Log-Likelihood
log_lik_unifUniform Log-Likelihood
log_oddsLog Odds
log_odds_ratioLog-Odds Ratio
log_odds_ratio2Log Odds Ratio2
log_odds-setInverse Log Odds Transformation
log-setLog Transformation
lowerLower Credible Limit
numericiseNumericise (or Numericize)
oddsOdds
odds_ratioOdds Ratio
odds_ratio2Odds Ratio2
odds-setInverse Odds Transformation
paramsParameter Descriptions
par_patternParameter Pattern
pextremeExtreme Probability
phiPhi
powPower
probability_directionProbability of Direction
prob_bernBernoulli Cumulative Distribution Function
prob_betaBeta Cumulative Distribution Function
prob_beta_binomBeta-Binomial Cumulative Distribution Function
prob_binomBinomial Cumulative Distribution Function
prob_expExponential Cumulative Distribution Function
prob_gammaGamma Cumulative Distribution Function
prob_gamma_poisGamma-Poisson Cumulative Distribution Function
prob_gamma_pois_ziZero-Inflated Gamma-Poisson Cumulative Distribution Function
prob_lnormLog-Normal Cumulative Distribution Function
prob_neg_binomNegative Binomial Cumulative Distribution Function
prob_normNormal Cumulative Distribution Function
prob_poisPoisson Cumulative Distribution Function
prob_pois_ziZero-Inflated Poisson Cumulative Distribution Function
prob_skewlnormSkew-Lognormal Cumulative Distribution Function
prob_skewnormSkew Normal Cumulative Distribution Function
prob_studentStudent's t Cumulative Distribution Function
prob_unifUniform Cumulative Distribution Function
proportional_changeProportional Change
proportional_change2Proportional Change2
proportional_differenceProportional Difference
proportional_difference2Proportional Difference2
pvalueBayesian P-Value
pzerosProportion of Zeros
quant_bernBernoulli Quantile Function
quant_betaBeta Quantile Function
quant_binomBinomial Quantile Function
quant_expExponential Quantile Function
quant_gammaGamma Quantile Function
quant_gamma_poisGamma-Poisson Quantile Function
quant_gamma_pois_ziZero-Inflated Gamma-Poisson Quantile Function
quant_lnormLog-Normal Quantile Function
quant_neg_binomNegative Binomial Quantile Function
quant_normNormal Quantile Function
quant_poisPoisson Quantile Function
quant_pois_ziZero-Inflated Poisson Quantile Function
quant_skewlnormSkew-Lognormal Quantile Function
quant_skewnormSkew Normal Quantile Function
quant_studentStudent's t Quantile Function
quant_unifUniform Quantile Function
ran_bernBernoulli Random Samples
ran_beta_binomBeta-Binomial Random Samples
ran_binomBinomial Random Samples
ran_gammaGamma Random Samples
ran_gamma_poisGamma-Poisson Random Samples
ran_gamma_pois_ziZero-Inflated Gamma-Poisson Random Samples
ran_lnormLog-Normal Random Samples
ran_neg_binomNegative Binomial Random Samples
ran_normNormal Random Samples
ran_poisPoisson Random Samples
ran_pois_ziZero-Inflated Poisson Random Samples
ran_skewlnormSkew-Lognormal Random Samples
ran_skewnormSkew Normal Random Samples
ran_studentStudent's t Random Samples
res_bernBernoulli Residuals
res_beta_binomBeta-Binomial Residuals
res_binomBinomial Residuals
res_gammaGamma Residuals
res_gamma_poisGamma-Poisson Residuals
res_gamma_pois_ziZero-Inflated Gamma-Poisson Residuals
res_lnormLog-Normal Residuals
res_neg_binomNegative Binomial Residuals
res_normNormal Residuals
res_poisPoisson Residuals
res_pois_ziZero-Inflated Poisson Residuals
res_skewlnormSkew-Lognormal Residuals
res_skewnormSkew Normal Residuals
res_studentStudent's t Residuals
sens_betaAdjust Beta Distribution Parameters for Sensitivity Analyses
sens_expAdjust Exponential Distribution Parameters for Sensitivity...
sens_gammaAdjust Gamma Distribution Parameters for Sensitivity Analyses
sens_gamma_poisAdjust Gamma-Poisson Distribution Parameters for Sensitivity...
sens_gamma_pois_ziAdjust Zero-Inflated Gamma-Poisson Distribution Parameters...
sens_lnormAdjust Log-Normal Distribution Parameters for Sensitivity...
sens_neg_binomAdjust Negative Binomial Distribution Parameters for...
sens_normAdjust Normal Distribution Parameters for Sensitivity...
sens_poisAdjust Poisson Distribution Parameters for Sensitivity...
sens_skewlnormAdjust Skew-Lognormal Distribution Parameters for Sensitivity...
sens_skewnormAdjust Skew Normal Distribution Parameters for Sensitivity...
sens_studentAdjust Student's t Distribution Parameters for Sensitivity...
sextremeExtreme Surprisal
skewlnormSkew-Lognormal Distribution
skewnessSkewness
skewnormSkew-Normal Distribution
stepStep
svalueSurprisal Value
upperUpper Credible Limit
varianceVariance
xtr_ciCredible Intervals
xtr_ci_etiEqual-Tailed Interval
xtr_ci_hdiHighest Density Interval
xtr_meanMean
xtr_medianMedian
xtr_ropeRegion of Practical Equivalence
xtr_sdStandard Deviation
zerosZeros
zscoreZ-Score
extras documentation built on July 16, 2026, 1:07 a.m.