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. Author manuscript; available in PMC: 2017 Jun 6.
Published in final edited form as: Early Educ Dev. 2013 Dec 20;25(5):681–702. doi: 10.1080/10409289.2013.825190

TABLE 1.

Descriptive Statistics for Variables Used in Multilevel Modeling Analyses

Variable M SD
Teacher characteristics (n = 69)
 Teacher job stress 2.59 0.66
 Teacher perceptions of child behavior problems 2.15 0.56
 Teacher EF: WebExec 3.51 0.53
 Teacher EF: BLS total number of letters correct 24.70 21.70
 Teacher EF: Trails % correct Part B (mixed trials) 0.94 0.08
 Teacher cognitive ability: Trails % correct Part A (letter-/number-only trials) 0.98 0.03
 African American/Black 0.48 0.50
 Female 0.91 0.28
 Bachelor’s degree or higher (%) 0.41 0.49
 Lead teacher (%) 0.42 0.50
Classroom characteristics (n = 31)
 Class size (number of children) 14.40 3.93
 Head Start classroom (compared to Early Head Start) 0.84 0.38

Note. EF = executive function; BLS = Backwards Letter Span.