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What Works Clearinghouse™ Standards Handbook, Version 4.1
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What Works Clearinghouse, 2020
The What Works Clearinghouse (WWC) systematic review process is the basis of many of its products, enabling the WWC to use consistent, objective, and transparent standards and procedures in its reviews, while also ensuring comprehensive coverage of the relevant literature. The WWC systematic review process consists of five steps: (1) Developing…
Descriptors: Educational Research, Evaluation Methods, Research Reports, Standards
What Works Clearinghouse™ Standards Handbook, Version 4.0
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What Works Clearinghouse, 2017
The What Works Clearinghouse (WWC) systematic review process is the basis of many of its products, enabling the WWC to use consistent, objective, and transparent standards and procedures in its reviews, while also ensuring comprehensive coverage of the relevant literature. The WWC systematic review process consists of five steps: (1) Developing…
Descriptors: Educational Research, Evaluation Methods, Research Reports, Standards
WWC Quick Review Protocol for Group Design Studies that Estimate Average Treatment Effects, Version 2.1
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What Works Clearinghouse, 2012
What Works Clearinghouse (WWC) quick reviews (QRs) are designed to provide education practitioners and policymakers with timely, preliminary objective assessments of the quality of the research evidence from recently released research papers and reports that have received coverage in the media. These reviews focus primarily on studies of the…
Descriptors: Educational Research, Evidence Based Practice, Research Design, Evaluation Criteria