See https://www.mediawiki.org/wiki/Documentation/Review_process , for example:

• Titles -- Are titles descriptive and accurate?
• Page level coverage -- Ideally, pages are focused on one area of coverage.
• Page level organization and navigability -- Do the page follow a consistent structure? Is it easy to understand the flow of information?
• Readability -- Is the language readable. It should be simple and follow the documentation/style guide
• Memorable -- Is the information memorable? Is it set up for the reader to learn / reference?
• Correct -- Is the information correct?