.onAttach               .onAttach start message
AmsterdamChess          Amsterdam Chess Test (ACT) data
CredentialForm1         Credential Form data
LNIRT                   Log-normal response time IRT modelling
LNIRTQ                  Log-normal response time IRT modelling with
                        variable person speed (intercept, trend,
                        quadratic)
LNRT                    Log-normal response time modelling
LNRTQ                   Log-normal response time modelling with
                        variable person speed (intercept, trend,
                        quadratic)
simLNIRT                Simulate data for log-normal response time IRT
                        modelling
simLNIRTQ               Simulate data for log-normal response time IRT
                        modelling with variable person speed
                        (intercept, trend, quadratic)
summaryIRTQ             Summary Function for LNIRTQ
