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New Insights Regarding the Reliability and Validity of the CLASS Pre-K, a Measure Being Used in High-Stakes Policy Monitoring of Early Childhood Classroom

New Insights Regarding the Reliability and Validity of the CLASS Pre-K, a Measure Being Used in High-Stakes Policy Monitoring of Early Childhood Classroom

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Combining a panoramic and a close-up camera to approximate what coders would see when sitting in the classroom, the design allowed the team to examine critical issues about variation in ratings across coders, time, and context.

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