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. Author manuscript; available in PMC: 2011 Dec 1.
Published in final edited form as: Cogn Psychol. 2010 Sep 15;61(4):343–365. doi: 10.1016/j.cogpsych.2010.08.002

Table 7.

Stability of Child speech over time: Kendall’s coefficient of concordance

Measure Kendall’s W F36.7,183.3
Lexical Diversity 0.67 10.13***
Constituent Diversity 0.38 3.10***
Clausal Diversity 0.65 9.47***
***

Key: p < .001