Keywords: Mixed models
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Journal Articles
Performance Measurement and Metrics (2018) 19 (1): 66–74.
Published: 05 February 2018
... materials Mixed models In order to ameliorate rising textbook costs, in 2015 (The Ohio State University) launched the Affordable Learning Exchange (ALX) program, to offer grants that support faculty in replacing their traditional textbooks with high-quality digital open educational resources (OERs...

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