Fixed effects	Model A	Model B	Model C	Model D	Model E
Alpha (α)
Intercept	29.91 (.64)	27.20 (.87)	28.13 (.92)	27.96 (.99)	36.13 (11.80)
Presentation mode		5.15 (1.19)	5.19 (1.19)	5.50 (1.36)	5.59 (1.36)
Level of categorization			−1.88 (.66)	−1.55 (.96)	−1.55 (.96)
Presentation Mode × Level of Categorization				−.63 (1.33)	−.63 (1.33)
Age					−.47 (.59)
Gender					−11.62 (14.85)
Age × Gender					.66 (.77)
Goodness-of-fit
Deviance	1881.4	1863.9	1856	1855.8	1854.5
Drop in Deviance	–	17.5	7.9	.2	1.3
Akaike Information Criterion	1887.4	1871.9	1866	1867.8	1872.5
Bayesian Information Criterion	1898.2	1886.3	1884	1889.4	1905.0
Bèta (β)
Intercept	7.75 (.35)	8.91 (.49)	9.34 (.59)	9.86 (.68)	19.61 (6.53)
Presentation mode		−2.19 (.67)	−2.19 (.67)	−3.18 (.94)	−3.13 (.93)
Level of categorization			−0.88 (.67)	−1.93 (.97)	−1.93 (.96)
Presentation Mode × Level of Categorization				1.99 (1.34)	1.99 (1.32)
Age					−0.46 (.33)
Gender					−1.01 (8.21)
Age × Gender					−.13 (.42)
Goodness-of-fit
Deviance	1713.7	1703.3	1701.6	1699.4	1691.7
Drop in Deviance	–	10.4	1.7	1.2	7.7
Akaike Information Criterion	1719.7	1711.3	1711.6	1711.4	1708.1
Bayesian Information Criterion	1730.5	1725.8	1729.6	1733.0	1733.3