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Direct linkChrist, Theodore J.; Riley-Tillman, T. Chris; Chafouleas, Sandra M.; Boice, Christina H. – Educational and Psychological Measurement, 2010
Generalizability theory was used to examine the generalizability and dependability of outcomes from two single-item Direct Behavior Rating (DBR) scales: DBR of actively manipulating and DBR of visually distracted. DBR is a behavioral assessment tool with specific instrumentation and procedures that can be used by a variety of service delivery…
Descriptors: Generalizability Theory, Student Behavior, Data Collection, Student Evaluation
Chafouleas, Sandra M.; Christ, Theodore J.; Riley-Tillman, T. Chris – Educational and Psychological Measurement, 2009
Generalizability theory is used to examine the impact of scaling gradients on a single-item Direct Behavior Rating (DBR). A DBR refers to a type of rating scale used to efficiently record target behavior(s) following an observation occasion. Variance components associated with scale gradients are estimated using a random effects design for persons…
Descriptors: Generalizability Theory, Undergraduate Students, Scaling, Rating Scales
