<prompt> Translate the following text to SwahiliSome authorities on evaluation methods believe that case studies reflect the authors values in ways that can be difficult to detect.  <response>: Baadhi ya mamlaka juu ya mbinu za tathmini wanaamini kwamba masomo ya kesi kutafakari maadili ya mwandishi katika njia ambayo inaweza kuwa vigumu kugundua. 