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. Author manuscript; available in PMC: 2019 Apr 12.
Published in final edited form as: Cognition. 2016 Aug 24;156:135–146. doi: 10.1016/j.cognition.2016.07.010

Table 9:

Hierarchical regressions predicting age of acquisition ratings. Control variables are entered in Step 1, word-level semantic variables in Step 2 and contextual-level semantic variables in Steps 3a, 3b, and 3c.

AoA Ratings
Step Variables R2 ΔR2 F
Step 1 Word Frequency, Length, Percent Known, Contextual Diversity 33.69 33.69 1886.1***
Step 2 Valence, Arousal, Concreteness 39.92 6.23 512.89***
Step 3a Context Valence 39.99 .07 17.94***
Step 3b Context Arousal 39.98 .06 14.99**
Step 3c Context Concreteness 40.10 .18 43.62***
*

p < .05,

**

p < .01,

***

p < .001.

Note: R2 and ΔR2 given as percentage of variance explained.