Intl Journal of Open Educational Resources Volume 4, Number 1, Spring/Summer 2021 | Page 31

The Interaction of OER Use and Course Difficulty on Student Course Grades in a Community College
Clinton , V . ( 2019 ). Cost , outcomes , use , and perceptions of Open Educational Resources in psychology : A narrative review of the literature . Psychology Learning and Teaching , 18 ( 1 ), 4-20 . doi : 10.1177 / 1475725718799511
Clinton , V ., & Khan , S . ( 2019 ). Efficacy of open textbook adoption on learning performance and course withdrawal rates : A meta-analysis . AERA Open , 5 ( 3 ), 1-20 . DOI : 10.1177 / 2332858419872212
Colvard , N . B ., Watson , C . E ., & Park , H . ( 2018 ). The impact of Open Educational Resources on various student success metrics . International Journal of Teaching and Learning in Higher Education , 30 ( 2 ), 262-276 . Retrieved from http :// www . is etl . org / ijtlhe / pdf / IJTLHE3386 . pdf
Delgado , H ., Delgado , M ., & Hilton III , J . ( 2019 ). On the Efficacy of Open Educational Resources : Parametric and Nonparametric Analyses of a University Calculus Class . International Review of Research in Open and Distributed Learning , 20 ( 1 ).
DeMarte , D . T ., & Williams , L . S . ( 2015 ). The “ Z-Degree ”: Removing textbook costs as a barrier to student success through an OER-based curriculum . Retrieved from https :// docplayer . net / amp / 5361363-The-z-degree-removing-textbook-costs-as-abarrier-to-student-success-through-an-oer-based-curriculum . html
Fischer , L ., Hilton , J ., Robinson , T . J ., & Wiley , D . A . ( 2015 ). A multi-institutional study of the impact of open textbook adoption on the learning outcomes of post-secondary students . Journal of Computing in Higher Education , 27 ( 3 ), 159 – 172 .
Florida Virtual Campus . ( 2018 ). 2018 Florida Student Textbook Survey . Tallahassee , FL : Retrieved from https :// dlss . flvc . org / documents / 210036 / 1314923 / 2018 + Student + Textbook + and + Course + Materials + Survey + Report + -- + FINAL + VER SION + -- + 20190308 . pdf / 07478d85-89c2-3742-209a-9cc5df8cd7ea
Griggs , R . A ., & Jackson , S . L . ( 2017 ). Studying open versus traditional textbook effects on students ’ course performance : Confounds abound . Teaching of Psychology , 44 ( 4 ), 306 – 312 . https :// doi . org / 10.1177 / 0098628317727641
Grimaldi , P . J ., Mallick , D . B ., Waters , A . E ., & Baraniuk , R . G . ( 2019 ). Do open educational resources improve student learning ? Implications of the access hypothesis . PloS one , 14 ( 3 ).
Gurung , R . A . ( 2017 ). Predicting learning : Comparing an open education research and standard textbooks . Scholarship of Teaching and Learning in Psychology , 3 ( 3 ), 233-248 . doi : 10.1037 / stl0000092
21