There is a growing national recognition that teachers and teaching are at the heart of successful educational reform. However, few tools exist for measuring classroom instruction. The primary purpose of this article is to describe methods we developed to measure and study teaching, specifically while teachers were using a multimedia intervention…

The traditional kappa statistic in assessing interrater agreement is not adequate when multiraters and multiattributes are involved. In this article, latent trait models are proposed to assess the multirater multiattribute (MRMA) agreement. Data from the Third International Mathematics and Science Studies (TIMSS) are used to illustrate the…

Interactions between 25 mothers and their developmentally delayed children (ages 2-5) during 15 minutes of semi-structured free play were coded independently with a global rating scale and a behavior count coding scheme. Correlational analyses were performed around three central themes: (1) the nature of the relationship between maternal…