6 New Playground

6.0.1 Variable Inflation Factors (VIF)

car::vif(fit_ihno_lm_3)
mathquiz   phobia 
1.086652 1.086652 
fit_ihno_lm_5 <- lm(statquiz ~ mathquiz*phobia*reason,      # additional interaction
                    data = data_ihno_fitting)

texreg::screenreg(fit_ihno_lm_5)

=====================================================
                                              Model 1
-----------------------------------------------------
(Intercept)                                    5.87 *
                                              (2.26) 
mathquiz                                       0.05  
                                              (0.08) 
phobia                                        -0.46  
                                              (0.54) 
reasonPersonal interest                       -0.04  
                                              (2.61) 
reasonAdvisor recommendation                   0.23  
                                              (2.85) 
mathquiz:phobia                                0.01  
                                              (0.02) 
mathquiz:reasonPersonal interest               0.00  
                                              (0.09) 
mathquiz:reasonAdvisor recommendation         -0.01  
                                              (0.10) 
phobia:reasonPersonal interest                -0.58  
                                              (0.72) 
phobia:reasonAdvisor recommendation            0.32  
                                              (0.64) 
mathquiz:phobia:reasonPersonal interest        0.02  
                                              (0.03) 
mathquiz:phobia:reasonAdvisor recommendation  -0.02  
                                              (0.02) 
-----------------------------------------------------
R^2                                            0.39  
Adj. R^2                                       0.30  
Num. obs.                                     85     
=====================================================
*** p < 0.001; ** p < 0.01; * p < 0.05