Table 8.

Fixed effects of group comparisons for Simon RTs (based on model presented in Table 7).

	Estimate	SE	z-value
GLOBAL RTs
Monolingual vs. German	−4.325e-02	7.111e-02	−0.608
Monolingual vs. Polish	−4.830e-02	6.872e-02	−0.703
Monolingual vs. Arabic	1.095e-01	7.311e-02	1.497
German vs. Polish	5.051e-03	6.763e-02	0.075
German vs. Arabic	1.527e-01	7.209e-02	2.119*
Polish vs. Arabic	1.578e-01	6.973e-02	2.262*
INTERFERENCE
Monolingual vs. German	8.025e-03	2.556e-02	0.314
Monolingual vs. Polish	3.828e-02	2.486e-02	1.540
Monolingual vs. Arabic	5.219e-03	2.624e-02	0.199
German vs. Polish	−3.026e-02	2.346e-02	−1.290
German vs. Arabic	−2.806e-03	2.493e-02	−0.113
Polish vs. Arabic	−3.306e-02	2.421e-02	−1.366
FACILITATION
Monolingual vs. German	5.201e-02	2.257e-02	2.304*
Monolingual vs. Polish	3.619e-02	2.194e-02	1.650
Monolingual vs. Arabic	1.078e-01	2.315e-02	4.656*
German vs. Polish	1.582e-02	2.067e-02	0.765
German vs. Arabic	5.579e-02	2.196e-02	2.540*
Polish vs. Arabic	7.161e-02	2.131e-02	3.361*

Note that the monolingual comparisons are identical to those presented in Table 7. Significant effects (z > 2) are marked with an asterisk.