Academic and Behavioral Design Parameters for Cluster Randomized Trials in Kindergarten: An Analysis of the Early Childhood Longitudinal Study 2011 Kindergarten Cohort (ECLS-K 2011) … Continue at source – Academic and Behavioral Design Parameters for Cluster Randomized Trials in Kindergarten: An Analysis of the Early Childhood Longitudinal Study 2011 Kindergarten Cohort (ECLS-K 2011)