performance

Binned residuals for binomial logistic regression

Check model for independence of residuals.

Check for multicollinearity of model terms

Convergence test for mixed effects models

Classify the distribution of a model-family using machine learning

Check model for (non-)constant error variance

Check model for homogeneity of variances

Describe Properties of Item Scales

Visual check of model assumptions

Check model for (non-)normality of residuals.

Outliers detection (check for influential observations)

Check overdispersion of GL(M)M's

Check mixed models for boundary fits

Check for zero-inflation in count models

Machine learning model trained to classify distributions

Compare performance of different models

Cronbach's Alpha for Items or Scales

Print tables in different output formats

Intraclass Correlation Coefficient (ICC)

Difficulty of Questionnaire Items

Mean Inter-Item-Correlation

Reliability Test for Items or Scales

Split-Half Reliability

LOO-related Indices for Bayesian regressions.

Model Performance

Performance of instrumental variable regression models

Model summary for k-means clustering

Performance of lavaan SEM / CFA Models

Performance of Regression Models

Performance of Mixed Models

Performance of Meta-Analysis Models

Performance of Bayesian Models

Accuracy of predictions from model fit

Compute the AIC or second-order AIC

Hosmer-Lemeshow goodness-of-fit test

Log Loss

Mean Square Error of Linear Models

Percentage of Correct Predictions

Root Mean Squared Error

Simple ROC curve

Residual Standard Error for Linear Models

Proper Scoring Rules

Posterior predictive checks for frequentist models

Compute the model's R2

Bayesian R2

Cox & Snell's R2

Efron's R2

Kullback-Leibler R2

LOO-adjusted R2

McFadden's R2

McKelvey & Zavoinas R2

Nagelkerke's R2

Nakagawa's R2 for mixed models

Somers' Dxy rank correlation for binary outcomes

Tjur's R2 - coefficient of determination (D)

Xu' R2 (Omega-squared)

R2 for models with zero-inflation

Objects exported from other packages

Test if Models are Different